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Journal Article RANDOM DISPERSAL IN THEORETICAL POPULATIONS Get access J. G. SKELLAM J. G. SKELLAM The Nature Conservancy, London Search for other works by this author on: Oxford Academic Google Scholar Biometrika, Volume 38, Issue 1-2, June 1951, Pages 196–218, https://doi.org/10.1093/biomet/38.1-2.196 Published: 01 June 1951
J. G. Skellam (Mon,) studied this question.