1. Allen M.A. 1958 The biology of a species complex in Spirogyra
2. Allen S.K. Jr 1987 Reproductive sterility of triploid shellfish and fish
3. Triploid oysters ensure year-round supply;Allen;Oceanus,1988
4. Heteroploid mosaics and reversion among triploid oysters, Crassostrea gigas;Allen;Journal of Shellfish Research,1996