References
- 1957 . American Conference of Governmental Industrial Hygienists . AMA Arch, of Ind. Health , 16 : 261
- Calingaert , G. and Shapiro , H. 1948 . Ind. and Eng. Chem. , 40 : 332
- Flury , F. and Zernik , F. 1931 . Shadliche Gase. , Berlin : Julius Springer .
- Kennett , B. H. 1954 . J. Agr. Food Chem , 2 : 691
- Kolthoff , I. M. and Yutzy , H. 1937 . Ind. Eng. Chem., Anal. Ed. , 9 : 75
- Rowe , V. K. 1952 . Arch. Ind. Hyg. and Occ. Med. , 6 : 158