Outline of a probabilistic approach to animal sociology: II Anatol Rapoport OriginalPaper Pages: 273 - 281
Analyses of spontaneous and induced mutations of the tobacco mosaic virus I. Opatowski OriginalPaper Pages: 287 - 309
Some types of relaxation oscillations as models of all-or-none phenomena George Karreman OriginalPaper Pages: 311 - 318
Biological reactions caused by electric currents and by X-rays I. Opatowski Book Review Pages: 319 - 323