On lethals and their suppressors in experimental populations of Drosophila willistoni - Magalhães, Luiz Edmundo de; Cunha, Antonio Brito da; Toledo, J. S. de; Toledo Filho, Sílvio de Almeida; Souza, H. L. de; Targa, Hamilton João; Setzer, V.; Pavan, Crodowaldo (Mutation Research, 1965)