1. Budiarto, A., G. Ciptadi, L. Hakim and A.I. Putri, 2019. Reproductive performance and fertility index of swamp buffalo (Bubalus bubalis) in Ngawi regency, East Java. J. Phys.: Confer. Ser., Vol. 1146. 10.1088/1742-6596/1146/1/012024.
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2. Susanto, A., V.M.A. Nurgiartiningsih and L. Hakim, 2018. (Co) variance components and genetics parameter estimation for linear traits in Holstein cattle in Indonesia: traits related to foot/leg and udder. Arch. Anim. Breed., 61: 491-496.
3. Prihatin, K.W., L. Hakim and S. Maylinda, 2017. Repeatability estimation of semen production and quality of locals Madura cattle breed (Bos indicus). J. Kedokteran Hewan, 11: 70-72.
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4. Prihatin, K.W., L. Hakim, S. Maylinda and V.M.A. Nurgiartiningsih, 2016. Effect of genetic and environmental factors on semen production and quality of madura cattle in Indonesia. Indian J. Anim. Sci., 10.18805/ijar.v0iOF.4548.
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5. Paputungan, U., L. Hakim, G. Ciptadi and H.F. Lapian, 2016. Evaluation of growth hormone genotypes associated with live weight of progeny generation (G₁) derived from parental generation (G₀) of Indonesian grade cattle. Livestock Res. Rural Dev., Vol. 28. .
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6. Sjafani, N., L. Hakim, V.M.A. Nurgiartiningsih and S. Suyadi, 2015. The habitat and estimation population of mamoa bird (Eulipoa wallacei) in Galela-Halmahera. J. Biodiver. Environ. Sci., 7: 1-9.
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7. Paputungan, U., L. Hakim, G. Ciptadi and H.F.N. Lapian, 2015. Selection response, breeding value and heritability of live weight in Ongole- crossbred cows (Anggota). Int. J. Agric. Sci. Natural Resour., 2: 6-13.
8. Paputungan, U., L. Hakim, G. Ciptadi and H.F.N. Lapian, 2015. Application of body volume formula for predicting live weight in Ongole crossbred cows. Int. J. Livest. Prod., 6: 35-40.
9. Suyadi, S., L. Hakim, S. Wahjuningsih and H. Nugroho, 2014. Reproductive performance of Peranakan Ongole (PO)-and Limousin PO crossbred (Limpo) cattle at different altitude areas in East Java, Indonesia. J. Applied Sci. Agric., 9: 81-85.
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10. Malewa, A.D., L. Hakim, S. Maylinda and M.H. Husain, 2014. Growth hormone gene polymorphisms of Indonesia fat tailed sheep using PCR-RFLP and their relationship with growth traits. Livestock Res. Rural Dev., Vol. 26. .
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