Restle, João, Volmir Antônio Polli, and Dirceu Borges de Senna. “Breed and Heterosis Effect on Age and Weight at Puberty and Reproductive Performance of Beef Heifers”. Pesquisa Agropecuaria Brasileira 34, no. 4 (April 1, 1999): 701–707. Accessed July 6, 2026. https://apct.sede.embrapa.br/pab/article/view/5219.