A. Zafrakas

The effect of melatonin on lambing and litter size in milking ewes after advancing the breeding season with progestagen and PMSG followed by artificial insemination

A. Lymberopoulos, V. Laliotis, T. Alifakiotis, 1998 .

Prepubertal plasma FSH concentrations and their relationship with reproductive performance in three Greek breeds of sheep

M. Avdi, V. Pappa-Michailidou, T. Alifakiotis, 1999 .