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2. The origin of the plants of maternal type which occur in connection with interspecific hybridization;East;Proc. Natl. Acad. Sci. (U.S.),1930
3. Crossability and phylogenetic relations in the main European species of Fragaria.;Fedorova;Compt. Rend. Acad. Sci. URSS,1946
4. Reinvestigation into the reported instances of paternal and maternal inheritance in Fragaria.;Islam;Biologia,1960
5. Chromosomes and their significance in strawberry classification;Longley;Jour. Agric. Res.,1926