1. The Male Meiotic Phase in Two Genera of Marsupials Macropus and Petauroides;Agar;Quart. Jour. Micr. Sci.,1923
2. Astbury , W. T. 1933 Fundamentals of Fibre Structure
3. Studies on Reduction in Plants;Atkinson;Bot. Gaz.,1898
4. Meiosis in Two Species and Three Hybrids of Crepis and its bearing on Taxonomic Relationship;Babcock;Univ. Calif. Publ. Agric. Sci.,1929
5. Die Kernteilung in dem Pollenmutterzellen einiger Tradescantien;Baranetsky;Bot. Zeit.,1880