1. Self-fertilization in timothy;Clarke;Scient. Agr.,1927
2. Genetical studies on the chlorophyll apparatus in oats and wheat;Fröier;Hereditns,1946
3. Phleum alpinum L., emend. Gaud, and P. commutatum Gaud;Gregor;Trans, and Proc. Bot. Soc. Edinburgh,194546
4. Experiments on the genetics of wild populations. II. Phleum pratense L. and the hybrid P. pratense L.XP. alpinum L;Gregor;Journ. of Genet.,1930
5. Koppelungen und synthetische Letalitat bei den Chlorophyllfaktoren der Gerste;Hallqvist;Hereditas,1926