TY  - RPRT
TI  - A working unit for preparative work under the stereo microscope.
AU  - O HALLEN
PY  - 1962
DO  - 10.1016/0014-4827(62)90317-8
UR  - https://pubmed.ncbi.nlm.nih.gov/13952161/
ID  - 13952161
ER  -