Shukla และผู้แต่งคนอื่นๆ. (2014) Caffeine as a semen additive to improve Murrah buffalo (Bubalus bubalis) semen cryopreservation. <i>Buffalo Bulletin</i>, <i>33</i>(1), 32-36.Shukla และผู้แต่งคนอื่นๆ. "Caffeine as a semen additive to improve Murrah buffalo (Bubalus bubalis) semen cryopreservation". Buffalo Bulletin 33 (2014):32-36.Shukla และผู้แต่งคนอื่นๆ. Caffeine as a semen additive to improve Murrah buffalo (Bubalus bubalis) semen cryopreservation. International Buffalo Information Centre, Office of The University Library, Kasetsart University, Bangkok (Thailand):ม.ป.ท. 2014.