TY - RPRT TI - A water-renewal system that accurately delivers small volumes of water to exposure chambers AU - D. C. Zumwalt AU - F.J. Dwyer AU - I.E. Greer AU - C.G. Ingersoll PY - 1994 DO - 10.1002/etc.5620130813 UR - https://pubs.usgs.gov/publication/70177036 ID - 70177036 ER -