TY - GEN AU - Elvers, Barbara TI - Ullmann's encyclopedias of industrial chemistry - vol. A 16 SN - 3-527-20116-5 PY - 1990/// CY - Weinheim PB - Verlagsgesellschaft KW - CHEMICAL ENGINEERING-ENCYCLOPEDIAS N1 - vol. A 16 - Magnetic Materialsto Mutagenic Agents ER -