GENETIC INSIGHTS INTO THE Β-CASEIN (CSN2) LOCUS IN HOLSTEIN-FRIESIANS: A STEP TOWARDS A2 MILK PRODUCTION. TRAKIA JOURNAL OF SCIENCES, [S. l.], v. 24, n. 1, p. 6, 2026. DOI: 10.15547/tjs.2026.01.002. Disponível em: https://tjs.trakia-uni.bg/index.php/tjs/article/view/265.. Acesso em: 12 mar. 2026.