N. JHA, S. DE, S. S. KUNDU, and C. DATT, “Identification of methanotrophs in the buffalo rumen by 16S rRNA sequence analysis”, Indian J of Anim Sci, vol. 83, no. 12, pp. 1323–1328, Dec. 2013, doi: 10.56093/ijans.v83i12.35814.