1. A cytological analysis of Scots pine (Pinus silvestris L.) from Skjåk, Norway-Meddel;Aass;Norske Skogsförsöksvesen,1957
2. A case of asyndesis in Picea abies;Andersson;Hereditas,1947
3. Further studies on the cytology of Matthiola incana;Armstrong;J. Genet.,1934
4. Genetical and cytological studies of Mendelian asynapsis in Zea mays;Beadle;Cornell Univ. Agr. Exp. St. Mem.,1930
5. A gene in Zea mays for failure of cytokinesis during meiosis;Beadle;Cytologia,1932