@article{article7e5ca8b1,
title   = {Cytogenetic and dna content in six genera of the family callichthyidae (pisces, siluriformes)},
author = {Oliveira, C. and Almeida-Toledo, Lurdes Foresti de and Mori, Lyria and Toledo Filho, Sílvio de Almeida},
year = {1993},
journal   = {Caryologia}
}