Cytochemical and immunocytochemical ultrastructural study of nucleoproteins during nucleologenesis in 8-cell bovine embryos L. Antalíková, J. Rozinek, J. Fulka Jr, I. Goll and M. Horská Reprod. Nutr. Dev., 33 5 (1993) 455-464 DOI: 10.1051/rnd:19930506