@misc{indiciae98ad5e086472, title = {ELECTRON MICROSCOPE STUDIES ON DEVELOPING CRAYFISH OOCYTES WITH SPECIAL REFERENCE TO THE ORIGIN OF YOLK.}, author = {H W BEAMS and R G KESSEL}, year = {1963}, doi = {10.1083/jcb.18.3.621}, url = {https://pubmed.ncbi.nlm.nih.gov/14064113/}, note = {Source identifier: 14064113} }