@other{https://resolver.caltech.edu/CaltechTHESIS:05212024-230410309, title = "A Comparison of X-ray Induced and Naturally Occurring Chromosomal Variations in Drosophila Pseudoobscura", year = "1940", url = "https://resolver.caltech.edu/CaltechTHESIS:05212024-230410309", id = "record", doi = "10.7907/jreq-0n39" } @other{https://resolver.caltech.edu/CaltechETD:etd-06302004-101131, title = "Genetic and Cytological Maps of the Autosomes in Drosophila pseudoobscura", year = "1936", url = "https://resolver.caltech.edu/CaltechETD:etd-06302004-101131", id = "record", doi = "10.7907/72KD-6D58" }