Brink, R A A Strain of Maize Homozygous for Segmental Interchanges Involving Both Ends of the P-br Chromosome. [electronic resource] - Proceedings of the National Academy of Sciences of the United States of America Jun 1932 - 441-7 p. digital Publication Type: Journal Article ISSN: 0027-8424 Standard No.: 10.1073/pnas.18.6.441 doi