TY  - RPRT
TI  - Alfred Nailer Jacobs.
AU  - R W Roberts
AU  - J R Watson
PY  - 1976
DO  - 10.5694/j.1326-5377.1976.tb128932.x
UR  - https://pubmed.ncbi.nlm.nih.gov/790116/
ID  - 790116
ER  -