“Effects of Oral Maternal Administration of Caffeine on Reproductive Functions of Male Offspring of Wistar Rats” (2021) Nigerian Journal of Physiological Sciences, 30(1), hlm. 051 – 058. Tersedia pada: https://www.ojshostng.com/index.php/njphysiologicalsciences/article/view/1833 (Diakses: 21 Mei 2026).