Huba, A. 1957 [The natural enemies of the San José scale (Quadraspidiotus perniciosus Comst.) in Slovakia and opportunities for practical exploitation.]. Pol'nohospodárstvo. Bratislava 4(2): 306-353.
Huba, A. 1957 [The natural enemies of the San José scale (Quadraspidiotus perniciosus Comst.) in Slovakia and opportunities for practical exploitation.]. Pol'nohospodárstvo. Bratislava 4(2): 306-353.