TY - RPRT TI - Sensitivity of two salamander (Ambystoma) species to ultraviolet radiation AU - R.D. Calfee AU - C.M. Bridges AU - E. E. Little PY - 2006 DO - 10.1670/99-05a.1 UR - https://pubs.usgs.gov/publication/70030529 ID - 70030529 ER -