Rigos L. M., Atabay, E. C., Atabay, E. P., and Apolinario, J. P. R. “Determination of pregnancy associated - glycoproteins (PAGs) During and post pregnancy in riverine buffaloes (Bubalus bubalis Linn.)”. International Journal of Agricultural Technology, vol. 18, no. 4, July 2022, pp. 1753-66, https://li04.tci-thaijo.org/index.php/IJAT/article/view/8581.