TY  - RPRT
TI  - Water resources data, Pennsylvania, water year 1990. Volume 1. Delaware River Basin
AU  - J.R. Kolva
AU  - T.E. White
AU  - R.L. Druther
AU  - K. E. White
PY  - 1991
DO  - 10.3133/wdrpa901
UR  - https://pubs.usgs.gov/publication/wdrPA901
ID  - wdrPA901
ER  -