TY - RPRT TI - Gas bubble disease introduction AU - Duane H. Fickeisen AU - Mark J. Schneider AU - Gary Wedemeyer PY - 1980 DO - 10.1577/1548-8659(1980)109%3c657:gbdi%3e2.0.co;2 UR - https://pubs.usgs.gov/publication/70214362 ID - 70214362 ER -