TY - RPRT TI - Apparatus for precise regulation and chilling of water temperatures in laboratory studies AU - D.B. Wangaard AU - John P. McDonell AU - Carl V. Burger AU - R.L. Wilmot PY - 1991 DO - 10.1577/1548-8640(1991)053%3c0251:afprac%3e2.3.co;2 UR - https://pubs.usgs.gov/publication/1012926 ID - 1012926 ER -