1. Karyo-systematische Untersuchung der Familie Grami-neen;Avdulov;Bull. Appl. Bot.,1931
2. Methods of inducing chromosome doubling in plants;Blakeslee;Jour. Hered.,1937
3. Experimental studies on the nature of species. II. Plant evolution through amphiploidy and autoploidy, with examples from the Madiinae;Clausen;Carnegie Inst. Wash.,1945
4. Cytological basis for sterility in induced autotetraploid lettuce (Lactuca sativa L.);Einset;Amer. Jour. Bot.,1944
5. Cytogenetic investigations on Anemone L. I. Anemone Janczewskii, a new amphidiploid species of hybrid origin;Gajewski;Acta Soc. Bot. Polon.,1946