Iraqi M M, Hanafi M S, EL-Moghazy G M, El-Kotait A H and Abdel A’al M H 2011:
Estimation of crossbreeding effects for growth and immunological traits in a crossbreeding experiment involving two local strains of chickens.
Livestock Research for Rural Development. Volume 23, Article #82.
, from http://www.lrrd.org/lrrd23/4/iraq23082.htm