TY  - BOOK
AU  - Sorsa,Veikko
TI  - The Quadripolar Spindle and the Change of Orientation of the Chromosomes in Meiosis of Sphagnum
T2  - Annales Academiae Scientiarum Fennicae. Serie A. IV. Biológica ; 
PY  - 1956///
CY  - Helsinki : 
PB  - Suomalainen Tiedeakatemia, 
ER  -