TY - BOOK AU - Philos, Brit Salbu AU - Philos, Eiliv Steinnes TI - Trace elements in natural waters SN - 0-8493-6304-7 U1 - 681.1.032:631.81.095.337 PY - 1995/// CY - Boca Raton PB - CRC Press KW - Water Chemistry KW - trace elements ER -