1. Interspecific hybridization in Nicotiana. II. A tetraploid glutinosa-tabacum hybrid, an experimental verification of Winge's hypothesis;Clausen;Genetics,1925
2. The experimental formation of heteroploid plants in the genus Solanum;Jørgensen;Journ. of Gen.,1927
3. The number of chromosomes and the genetic correlation of cultivated Cruciferae;Karpechenko;Bull. of Applied Botany and Plant-Breeding,1922
4. Hybrids of Raphanus sativus L. X Brassica oleracea L;Karpechenko;Bull. of Applied Botany and Plant-Breeding,1924
5. The production of polyploid gametes in hybrids;Karpechenko;Hereditas,1927