Heller, T., P. S. A. Moreira, R. C. A. Berber, e F. J. Lourenço. “Productive Performance of Female Nellore Imunocastrated and Supplemented With Chelate Chromium”. Scientific Electronic Archives 11, no. 1 (fevereiro 7, 2018): 44–49. Acessado abril 15, 2025. https://scientificelectronicarchives.org/index.php/SEA/article/view/516.