1. Syarifuddin, F., A. Sakti and T. Bakhtiar, 2022. An optimal Islamic investment decision in two-region economy: The case of Indonesia and Malaysia. Decis. Sci. Lett., 11: 1-10.
   CrossRef  |  Direct Link  |  
2. Syarifuddin, F. and T. Bakhtiar, 2022. The macroeconomic effects of an interest-bearing CBDC: A DSGE model. Mathematics, Vol. 10. 10.3390/math10101671.
   CrossRef  |  Direct Link  |  
3. Bakhtiar, T., I.R. Fitri, F. Hanum and A. Kusnanto, 2022. Mathematical model of pest control using different release rates of sterile insects and natural enemies. Mathematics, Vol. 10. 10.3390/math10060883.
   CrossRef  |  Direct Link  |  
4. Tyas, P.K.A.,T. Bakhtiar and B.P. Silalahi, 2021. Analysis of aggregate production planning problem with goal programming model. J. Phys.: Conf. Ser., Vol. 1863. 10.1088/1742-6596/1863/1/012005.
   CrossRef  |  Direct Link  |  
5. Rachman, M.I., N. Nuryartono, B. Arifin and T. Bakhtiar, 2021. Optimizing crop insurance strategy as a protection tool from crop failure, due to climate change through private sector involvement. IOP Conf. Ser.: Earth Environ. Sci., Vol. 739. 10.1088/1755-1315/739/1/012029.
   CrossRef  |  Direct Link  |  
6. Fitri, I.R., T. Bakhtiar, F. Hanum and A. Kusnanto, 2021. The characteristics and optimal implementation of mating disruption in managing pest insect population. J. Phys.: Conf. Ser., Vol. 1863. 10.1088/1742-6596/1863/1/012001.
   CrossRef  |  Direct Link  |  
7. Fitri, I.R., T. Bakhtiar, F. Hanum and A. Kusnanto, 2021. Optimal strategy in controlling non-vector pest insect using green insecticide and mating disruption with cost-effectiveness analysis. J. Phys.: Conf. Ser., Vol. 1796. 10.1088/1742-6596/1796/1/012037.
   CrossRef  |  Direct Link  |  
8. Fitri, I.R., F. Hanum, A. Kusnanto and T. Bakhtiar, 2021. Optimal pest control strategies with cost-effectiveness analysis. Sci. World J., Vol. 2021. 10.1155/2021/6630193.
   CrossRef  |  Direct Link  |  
9. Fitri, I.R. and T. Bakhtiar, 2021. Controlling COVID-19 spread in Jakarta, Indonesia, using quarantine, testing and medical treatment. kuwait J. Sci., 10.48129/kjs.splcov.12819.
   CrossRef  |  Direct Link  |  
10. Amalia, I.S., T. Bakhtiar and Jaharuddin, 2021. Minimizing the handling time in VRP with pickup-and-delivery and time windows. J. Phys.: Conf. Ser., Vol. 1863. 10.1088/1742-6596/1863/1/012002.
    CrossRef  |  Direct Link  |  
11. Trinugroho, I. and E. Lau, 2020. Business innovation and development in emerging economies. 1st Edn., CRC Press, United States, ISBN-13 9780429433382, Pages: 712.
    CrossRef  |  Direct Link  |  
12. Jaharuddin and T. Bakhtiar, 2020. Control policy mix in measles transmission dynamics using vaccination, therapy, and treatment. Int. J. Math. Math. Sci., Vol. 2020. 10.1155/2020/1561569.
    CrossRef  |  Direct Link  |  
13. Ibrahim, R.M., N. Nunung, A. Bustanul and B. Toni, 2020. Factors influencing farmers’ intention to participate in crop insurance. Russ. J. Agric. Socio-Econ. Sci., 105: 46-53.
    CrossRef  |  Direct Link  |  
14. Maulana, S., F. Hanum and T. Bakhtiar, 2019. Mixed integer formulation for multiproduct maritime inventory routing problem. IOP Conf. Ser.: Mater. Sci. Eng., 10.1088/1757-899x/567/1/012039.
    CrossRef  |  Direct Link  |  
15. Hanum, F., M.R.N. Hadi, A. Aman and T. Bakhtiar, 2019. Vehicle routing problems in rice-for-the-poor distribution. Decision Sci. Lett., 8: 323-338.
    CrossRef  |  Direct Link  |  
16. Elastic, P., T. Bakhtiar and Jaharuddin, 2019. An optimal control problem of knowledge dissemination. In: Handbook of Research on Social and Organizational Dynamics in the Digital Era, Idemudia, E.C., IGI Global United States, ISBN-13 9781522589334, pp: 461-482.
    CrossRef  |  Direct Link  |  
17. Alatas, M.N., T. Bakhtiar and F. Hanum, 2019. Discrete optimal capital investment and financing policies in fishery resource harvesting with reserve area. IOP Conf. Ser.: Mater. Sci. Eng., 10.1088/1757-899x/567/1/012011.
    CrossRef  |  Direct Link  |  
18. Ahmad, H.N., T. Bakhtiar and P.T. Supriyo, 2019. Heuristic approach for solving capacitated location-routing problems. IOP Conf. Ser.: Mater. Sci. Eng., 10.1088/1757-899x/567/1/012037.
    CrossRef  |  Direct Link  |  
19. Rayhan, S.N., T. Bakhtiar and Jaharuddin, 2018. Optimal control strategies on a TB-HIV/AIDS coinfection. Int. J. Ecol. Econ. Stat., 39: 28-38.
    Direct Link  |  
20. Novika, F., Siswadi and T. Bakhtiar, 2018. The use of biplot analysis and euclidean distance with procrustes measure for outliers detection. Int. J. Eng. Manage. Res., 8: 194-200.
    Direct Link  |  
21. Athina, D., T. Bakhtiar and Jaharuddin, 2018. Optimal control of malaria transmission in two regions using treatment and spraying. Int. J. Ecol. Econ. Stat., 39: 98-108.
    Direct Link  |  
22. Ananda, R., Siswadi and T. Bakhtiar, 2018. Goodness-of-fit of the imputation data in biplot analysis. Far East J. Math. Sci., 103: 1839-1849.
    CrossRef  |  Direct Link  |  
23. Supriyo, P.T., F. Hanum, A. Aman and T. Bakhtiar, 2017. Optimization in MSW management system: Site selection of the waste-to-energy facilities. Far East J. Math. Sci., 101: 473-485.
    CrossRef  |  Direct Link  |  
24. Hayat, D.S., L. Anggraeni and T. Bakhtiar, 2017. Efficiency analysis of bank branches: Production and profitability approaches (Case study of Bank EFG Syariah). Int. J. Sci. Res., 6: 2078-2082.
    CrossRef  |  Direct Link  |  
25. Widyastiti, M., A. Aman and T. Bakhtiar, 2016. Nurses scheduling by considering the qualification using integer linear programming. TELKOMNIKA: Telecommun. Comput. Electron. Control, 14: 933-940.
    CrossRef  |  Direct Link  |  
26. Hutabarat, E.H., P. Sianturi and T. Bakhtiar, 2016. Mathematical model of dengue infectious diseases with vector control and vaccination. Int. J. Eng. Manage. Res., 6: 56-59.
    Direct Link  |  
27. Hanum, F., P.P. Pratami and T. Bakhtiar, 2016. Scheduling of tollbooth collectors in a Jakarta toll road section. Global J. Pure Applied Math., 12: 1743-1751.
    Direct Link  |  
28. Dewi, R.G., U. Siagian, I. Hendrawan, R. Boer, L. Anggraeni and T. Bakhtiar, 2016. Low-Carbon City Scenarios for DKI Jakarta towards 2030. In: Low Carbon Urban Infrastructure Investment in Asian Cities, Jupesta, J. and T. Wakiyama (Eds.). Palgrave Macmillan, London, UK., ISBN: 978-1-137-59675-8, pp: 61-76.
29. Sugema, I. and T. Bakhtiar, 2015. Effects of Commodity and Asset Bubbles on Inflation in Indonesia. In: Handbook of Research on Strategic Developments and Regulatory Practice in Global Finance, Olgu, O., H. Dincer and U. Hacioglu (Eds.). IGI Global, Hershey, PA., USA., ISBN: 9781466672888, pp: 312-322.
30. Lobo, S.A., Siswadi and T. Bakhtiar, 2015. Visualization of classified data with kernel principal component analysis. Global J. Pure Applied Math., 11: 2347-2356.
    Direct Link  |  
31. Hanum, F., M.A. Romliyah and T. Bakhtiar, 2015. Exam invigilators assignment problem: A goal programming approach. Applied Math. Sci., 9: 2871-2880.
    CrossRef  |  Direct Link  |  
32. Bakhtiar, T. and Siswadi, 2015. On the symmetrical property of procrustes measure of distance. Int. J. Pure Applied Math., 99: 315-324.
    CrossRef  |  Direct Link  |  
33. Aman, A., Nurisma, F. Hanum and T. Bakhtiar, 2015. Buses dispatching problem in urban transport system. Far East J. Math. Sci., 96: 393-408.
    CrossRef  |  Direct Link  |  
34. Syarifuddin, F., N.A. Achsani, D.B. Hakim and T. Bakhtiar, 2014. Monetary policy response on exchange rate volatility in Indonesia. J. Contemp. Econ. Bus. Issues, 1: 35-54.
    Direct Link  |  
35. Putri, R.G., Jaharuddin and T. Bakhtiar, 2014. Sirs-Si model of malaria disease with application of vaccines, anti-malarial drugs and spraying. IOSR J. Math., 10: 66-72.
36. Kusnanto, A., B. Edisusanto and T. Bakhtiar, 2014. Pendulum system with elevated track: Length of pendulum with minimum tracking error. Far East J. Math. Sci., 85: 35-45.
    Direct Link  |  
37. Hanum, F., N. Wahyuni and T. Bakhtiar, 2014. Connectivity problem of wildlife conservation in sumatra: A graph theory application. Int. J. Ecol. Econ. Stat., 35: 22-29.
    Direct Link  |  
38. Busrah, Z., Jaharuddin and T. Bakhtiar, 2014. Application of homotopy and variational iteration methods to the atmospheric internal waves model. IOSR J. Math., 10: 46-53.
39. Blegur, F.M.A., T. Bakhtiar and A. Aman, 2014. Scenarios for fleet assignment: A case study at Lion air. IOSR J. Math., 10: 64-68.
40. Bakhtiar, T., I. Sugema and M.I. Irfany, 2014. Mathematical assessment on the robustness of PLS mechanism against adverse selection and moral hazard problems. Applied Math. Sci., 8: 633-644.
    CrossRef  |  Direct Link  |  
41. Siswadi, T.B. and R. Maharsi, 2012. Procrustes Analysis and the goodness-of-fit of biplots: Some thoughts and findings. Applied Math. Sci., 6: 3579-3590.
    Direct Link  |  
42. Siswadi, A. Muslim and T. Bakhtiar, 2012. Variable selection using principal component and procrustes analyses and its application in educational data. J. Asian Scient. Res., 2: 856-865.
    Direct Link  |  
43. Aman, A., T. Bakhtiar, F. Hanum and P.T. Supriyo, 2012. OR/MS applications in Mt. merapi disaster management. J. Math. Stat., 8: 264-273.
44. Siswadi, B.T., 2011. Goodness of it of biplots via procrustes analysis. J. Math. Sci., 52: 191-201.
45. Bakhtiar, T. and Siswadi, 2011. Orthogonal procrustes analysis: Its transformation arrangement and minimal distance. Int. J. Applied Math. Stat., 20: 16-24.
    Direct Link  |  
46. Sugema, I., T. Irawan, D.A. Purwanto, A. Holis and T. Bakhtiar, 2010. The impact of inflation on rural poverty in Indonesia: An econometrics approach. Int. Res. J. Finance Econ., 58: 50-57.
47. Sugema, I., T. Bakhtiar and J. Effendi, 2010. Interest versus profit-loss sharing credit contract: Efficiency and welfare implications. Int. Res. J. Finance Econ., 45: 58-67.
    Direct Link  |  
48. Sugema, I., M.I. Irfany, A. Holis and T. Bakhtiar, 2010. Consumer Price Index for the Poor (CPI-P): An empirical analysis of Indonesia. Int. Res. J. Finance Econ., 58: 58-64.
49. Sugema, I. and T. Bakhtiar, 2010. Monetary policy in managing inflation in Indonesia: A linear rational expectations model. Eur. J. Scient. Res., 41: 560-569.
50. Sugema, I. and T. Bakhtiar, 2010. Inflation targeting in Indonesia: Trade-off and strategy. Eur. J. Econ. Finance Admin. Stud., 26: 33-43.
51. Bakhtiar, T. and S. Hara, 2008. H₂ regulation performance limitations for SIMO linear time-invariant feedback control systems. Automatica, 44: 659-670.
    CrossRef  |  Direct Link  |  
52. Hara, S., T. Bakhtiar and M. Kanno, 2007. The best achievable H₂ tracking performances for SIMO feedback control systems. J. Control Sci. Eng., Vol. 2007. 10.1155/2007/93904.
    CrossRef  |  Direct Link  |  
53. Bakhtiar, T. and S. Hara, 2007. H₂ performance limitations for single-input/single-output linear systems with time delay. Trans. ISCIE, 20: 87-89.
54. Hara, S. and T. Bakhtiar, 2006. H₂ control performance limitations for SIMO linear discrete-time systems. Trans. ISCIE, 19: 391-398.