Fisher, Ronald Aylmer, Sir, 1890-19622006-11-172006-11-171950Biometrics, 6: 353-361 (1950)http://hdl.handle.net/2440/15146Reproduced with permission of the International Biometric Society430369 bytesapplication/pdfen238: Gene Frequencies in a Cline Determined by Selection and Diffusion.Journal article