Rosochacki, S.J., Olszewski, R., Wardecka, B., Jaszczak, K., Zieba, G., Juszczuk-Kubiak, E., Poloszynowicz, J. (2013) ‘Mapping of QTLs Controlling Egg Quality on Chromosomes 6-8, Z and Three Linkage Groups in Chickens’, Iranian Journal of Applied Animal Science, 3(2), pp. 369-378. doi: