TY - BOOK ID - 128519952 TI - A critical study of nitrous fumes in low concentrations with special reference to their estimation in and removal from mine atmospheres. PY - 1952 PB - [Pretoria, DB - UniCat KW - Mine safety. UR - https://www.unicat.be/uniCat?func=search&query=sysid:128519952 AB - ER -