1. Sarfo, A.K. and S. Karuppannan, 2020. Application of geospatial technologies in the COVID-19 fight of Ghana. Trans. Indian Nat. Acad. Eng., 5: 193-204.
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2. Panneerselvam, B., S.K. Paramasivam, S. Karuppannan, N. Ravichandran and P. Selvaraj, 2020. A gis-based evaluation of hydrochemical characterisation of groundwater in hard rock region, south Tamil Nadu, India. Arabian J. Geosci., 10.1007/s12517-020-05813-w.
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3. Panneerselvam, B., S. Karuppannan and K. Muniraj, 2020. Evaluation of drinking and irrigation suitability of groundwater with special emphasizing the health risk posed by nitrate contamination using nitrate pollution index (NPI) and human health risk assessment (HHRA). Hum. Ecol. Risk Assessment: An Int. J., 10.1080/10807039.2020.1833300.
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4. Murugesan, B., S. Karuppannan, A.T. Mengistie, M. Ranganathan and G. Gopalakrishnan, 2020. Distribution and trend analysis of COVID-19 in India: geospatial approach. J. Geographical Stud., 4: 1-9.
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5. Karuppasamy, M.B., S. Seshachalam, U. Natesan, R. Ayyamperumal, S. Karuppannan, G. Gopalakrishnan and N. Nazir, 2020. Air pollution improvement and mortality rate during COVID-19 pandemic in India: global intersectional study. Air Qual., Atmos. Health, 13: 1375-1384.
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6. Karuppannan, S. and N.S. Kawo, 2020. Groundwater quality assessment using geospatial techniques and wqi in north east of adama town, Oromia region, Ethiopia. Hydrospatial Anal., 3: 22-36.
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7. Kamble, B.S., P.R. Saxena, R.M. Kurakalva and K. Shankar, 2020. Evaluation of seasonal and temporal variations of groundwater quality around jawaharnagar municipal solid waste dumpsite of Hyderabad city, India. SN Appl. Sci., 10.1007/s42452-020-2199-0.
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8. Gebere, A., N.S. Kawo, S. Karuppannan, A.T. Hordofa and P. Paron, 2020. Numerical modeling of groundwater flow system in the modjo river catchment, central Ethiopia. Modeling Earth Syst. Environ., 10.1007/s40808-020-01040-0.
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9. Balamurugan, P., P.S. Kumar, K. Shankar, R. Nagavinothini and K. Vijayasurya, 2020. Non-carcinogenic risk assessment of groundwater in southern part of Salem district in Tamilnadu, India. J. Chil. Chem. Soc., 65: 4697-4707.
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10. Balamurugan, P., P.S. Kumar and K. Shankar, 2020. Dataset on the suitability of groundwater for drinking and irrigation purposes in the sarabanga river region, Tamil Nadu, India. Data Brief, 10.1016/j.dib.2020.105255.
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11. Mohanakavitha, T., R. Divahar, T. Meenambal, K. Shankar, V.S. Rawat, T.D. Haile and C. Gadafa, 2019. Dataset on the assessment of water quality of surface water in kalingarayan canal for heavy metal pollution, Tamil nadu. Data Brief, 22: 878-884.
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12. Mohanakavitha, T., K. Shankar, R. Divahar, T. Meenambal and R. Saravanan, 2019. Impact of industrial wastewater disposal on surface water bodies in kalingarayan canal, erode district, Tamil Nadu, India. Arch. Agric. Environ. Sci., 4: 379-387.
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13. George, A. and K. Shankar, 2019. Deformation events and structural history of the high grade granulate terrine around polur, Thiruvannamala district Tamilnadu, south India. Ethiopian J. Sci. Sustainable Dev., 6: 48-58.
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14. Athick, A.S.M.A., K. Shankar and H.R. Naqvi, 2019. Data on time series analysis of land surface temperature variation in response to vegetation indices in twelve wereda of Ethiopia using mono window, split window algorithm and spectral radiance model. Data Brief, 10.1016/j.dib.2019.104773.
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15. Athick, A.S.M.A. and K. Shankar, 2019. Data on land use and land cover changes in Adama Wereda, Ethiopia, on ETM+, TM and OLI- TIRS landsat sensor using PCC and CDM techniques. Data Brief, 10.1016/j.dib.2019.103880.
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16. Kawo, N.S. and S. Karuppannan, 2018. Groundwater quality assessment using water quality index and GIS technique in Modjo River Basin, central Ethiopia. J. Afr. Earth Sci., 147: 300-311.
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17. Senthil Kumar, G.R. and K. Shankar, 2014. Assessment of groundwater potential zones using GIS. Frontiers Geosci., 2: 1-10.
18. Venkateswaran, S., S. Karuppannan and K. Shankar, 2012. Groundwater quality in pambar sub-basin, Tamil Nadu, India using GIS. Int. J. Recent Sci. Res., 3: 782-787.
19. Shankar, K. and V. Subramanian, 2012. Targetting Groundwater Using Resistivity Methods in 74-Krishnapuram: Geophysical techniques, Groundwater Potential, Inverse Slope Plot. LAP Lambert Academic Publishing, Germany, ISBN-13: 978-3659315374, Pages: 60.
20. Sengalvarayan, A., S. Karuppannan and K. Subramanian, 2012. Geohydrological Studies in Part of Gadilam River Basin, India. LAP Lambert Academic Publishing, Germany, ISBN-13: 978-3-8484-3531-9, Pages: 84.
21. Shankar, K., S. Aravindan and S. Rajendran, 2011. Spatial distribution of groundwater quality in Paravanar river Sub-Basin, Cuddalore district, Tamil Nadu. Int. J. Geomatics Geosci., 1: 914-931.
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22. Shankar, K., S. Aravindan and S. Rajendran, 2011. Hydrogeochemistry of the paravanar River Sub-basin, Cuddalore district, Tamil Nadu. E. J. Chem., 8: 835-845.
23. Shankar, K., S. Aravindan and S. Rajendran, 2011. Hydrochemical profile for assessing the groundwater quality of Paravanar River Sub-Basin, Cuddalore district, Tamil Nadu, India. Curr. World Environ., 6: 45-52.
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24. Shankar, K., S. Aravindan and S. Rajendran, 2011. Assessment of ground water quality in paravanar river Sub-Basin, Cuddalore district, Tamil Nadu, India. Adv. Applied Sci. Res., 2: 92-103.
25. Rajendran, S., A. Thirunavukkarasu, G. Balamurugan and K. Shankar, 2011. Discrimination of iron ore deposits of granulite terrain of Southern Peninsular India using ASTER data. J. Asian Earth Sci., 41: 99-106.
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26. Aravindan, S., K. Shankar and S.S. Mini, 2011. Integrated geohydrological studies in the sedimentary part of Gadilam River Basin, Cuddalore District, Tamil Nadu. Asian J. Earth Sci., 43: 183-192.
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27. Aravindan, S. and K. Shankar, 2011. Groundwater quality in paravanar river sub-basin, Cuddalore district, Tamilnadu, India. Gondwana Geol. Mag., 26: 139-146.
28. Aravindan, S. and K. Shankar, 2011. Ground water quality maps of Paravanar River Sub Basin, Cuddalore District, Tamil Nadu, India. J. Indian Soci. Remote Sensing, 395: 65-68.
29. Shankar, K., S. Aravindan and S. Rajendran, 2010. GIS based groundwater quality mapping in Paravanar River Sub- Basin, Tamil Nadu, India. Int. J. Geomatics Geosciences, 1: 282-296.
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30. Aravindan, S., K. Shankar, P.B. Ganesh and D.K. Rajan, 2010. Groundwater Geochemical mapping of in the hard rock area of Gadilam River basin, using GIS technique, Tamil Nadu, Indian. J. Applied Geochem., 12: 209-216.
31. Thirunavukkkarasu, A. Rajendran, S. Poovalinga, B. Ganesh and K. Shankaret al., 2009. Rare earth element geochemistry of banded iron formation of Tirthamalai, Dharmapuri District, Tamil Nadu, India. Int. J. Earth Sci. Eng., 2: 403-415.
32. Shankar, K., S. Aravindan and S. Rajendran, 2009. Hydrogeomorphological mapping in paravanar river sub-basin, Cuddalore district, Tamil Nadu, India. J. Eco. Chronicle, 4: 161-170.
33. Aravindan, S., V.V.S.G. Rao, M. Kumar, S. Sankaran and K. Shankar, 2009. Regional Groundwater flow modeling in the Hard rock Region of Gadilam River basin, Tamil Nadu. Int. J. Earth Sci. Eng., 2: 49 -55.
34. Thirunavukkkarasu, A., R.S.P. Ganesh, B. Shankar, K. Raja, M.S. Rajamanickam and K. Maharani, 2008. Mapping of magnetite ores of tirthamalai region parts of dharmapuri district, Tamil Nadu, India, using multispectral data. J. Echo-Chronicle, 3: 195-200.
35. Thirunavukkkarasu, A. Rajendran, S. Poovalinga, B. Ganesh and K. Shankaret al., 2008. Trace element studies and origin of magnetite quartzite iron formations of Northern District of Tamil Nadu, India. Asian J. Applied Sci., 1: 327-333.
36. Aravindan, S., M. Manivel and S. Rajendran and K. Shankar, 2008. Groundwater Investigations in the hard rock region of gadilam river basin, Tamil Nadu. J. Eco. Chronicle, 3: 21-30.