TY - RPRT TI - Dissolved oxygen fluctuations in karst spring flow and implications for endemic species: Barton Springs, Edwards aquifer, Texas, USA AU - Barbara Mahler AU - Renan Bourgeais PY - 2013 DO - 10.1016/j.jhydrol.2013.10.004 UR - https://pubs.usgs.gov/publication/70048695 ID - 70048695 ER -