TY - RPRT TI - Louisiana ground-water map no. 5: Potentiometric surface, 1990, and water-level changes, 1974-90, of the Evangeline equivalent/southeast Louisiana aquifer system AU - David J. Walters PY - 1992 DO - 10.3133/wri924112 UR - https://pubs.usgs.gov/publication/wri924112 ID - wri924112 ER -