共 50 条
- [31] ASTM's bulk method: Where are we, where are we headed, where should we be headed? ADVANCES IN ENVIRONMENTAL MEASUREMENT METHODS FOR ASBESTOS, 1999, 1342 : 122 - 126
- [34] Biochemistry - Where has it been and where is it headed? NACHRICHTEN AUS CHEMIE TECHNIK UND LABORATORIUM, 1999, 47 (08): : 997 - 1005
- [37] WHERE ARE REGULATORY PROGRAMS HEADED ASSOCIATION OF FOOD & DRUG OFFICIALS QUARTERLY BULLETIN, 1981, 45 (03): : 119 - 121