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2. Whorl number, shape and size of shell in some Pulmonate faunas;CAIN;Journal of Conchology, London,1980
3. Activity of different species of landsnail on surfaces of different inclinations;CAIN;Journal of Conchology, London,1978
4. Length-dry weight relationships in snails; some explanatory models;CALOW;Proceedings of the malacological Society of London,1975