TY  - RPRT
TI  - Equivalent weight of humic acid from peat
AU  - A. M. Pommer
AU  - Irving A. Breger
PY  - 1960
DO  - 10.1016/0016-7037(60)90137-x
UR  - https://pubs.usgs.gov/publication/70009817
ID  - 70009817
ER  -