Gardner, Alfred L. and Patton, James L.
"Karyotypic variation in oryzomyine rodents (Cricetinae) with comments on chromosomal evolution in the neotropical cricetine complex,"
Occasional Papers of the Museum of Natural Science, Louisiana State University
, Article 1.
Available at: https://digitalcommons.lsu.edu/opmns/vol1/iss49/1