Comparison between oogenesis and related ovarian structures in a reptile, Pseudemys scripta elegans (turtle) and in a bird Coturnix coturnix japonica (quail) M. Callebaut, L. Van Nassauw and F. HarrissonReprod. Nutr. Dev., 37 3 (1997) 233-252DOI: https://doi.org/10.1051/rnd:19970301