Increase of egg weight with age in normal and dwarf, purebred and crossbred laying hens F. Minvielle, P. Mérat, JL Monvoisin, G. Coquerelle and A. BordasGenet. Sel. Evol., 26 5 (1994) 453-462DOI: https://doi.org/10.1051/gse:19940505