El-Saied, U. (2004). Random regression test day model for estimation of genetic parameter for milk yield and protein percentage of primparous Frisian cows in Egypt. test, 41(1), 1-10. doi: 10.21608/ejap.2004.107027
Usama El-Saied. "Random regression test day model for estimation of genetic parameter for milk yield and protein percentage of primparous Frisian cows in Egypt". test, 41, 1, 2004, 1-10. doi: 10.21608/ejap.2004.107027
El-Saied, U. (2004). 'Random regression test day model for estimation of genetic parameter for milk yield and protein percentage of primparous Frisian cows in Egypt', test, 41(1), pp. 1-10. doi: 10.21608/ejap.2004.107027
El-Saied, U. Random regression test day model for estimation of genetic parameter for milk yield and protein percentage of primparous Frisian cows in Egypt. test, 2004; 41(1): 1-10. doi: 10.21608/ejap.2004.107027