TY  - JOUR
T1  - Studies on Biogenesis. 
JF  - Proceedings of the Royal Society of London (1854-1905)
VL  - 22
SP  - 289
EP  - 291
PY  - 1873/01/01/
UR  - http://dx.doi.org/10.1098/rspl.1873.0045
M3  - doi:10.1098/rspl.1873.0045
AU  - Roberts, W.
ER  -