10.1080/10643388809388348
Hyde R. A., 1977, J. Am. Water Works Ass., 369, 10.1002/j.1551-8833.1977.tb06768.x
10.1016/S0015-1882(99)80223-7
10.1016/S0927-7757(00)00561-6
10.1016/S0043-1354(01)00347-5
Rubin, E. R., Everett, J., Wenistock, J. J. and Schoen, H. M. 1963. “Contaminant removal from sewage palnt effluents by foaming”. 1–45. Cincinnati, Ohio: U.S. Department of Health, Education, and Welfare, Public Health Service Publication. No. 999‐WP‐5
Grieves R. B., 1966, J. Am. Water Works Ass., 1129, 10.1002/j.1551-8833.1966.tb01676.x
10.1016/0043-1354(68)90037-7
10.1016/S0043-1354(01)00439-0
Suzuki Y., 2002, Water Sci. Technol., 46, 183, 10.2166/wst.2002.0736
Tambo N., 1998, Water Sci. Technol., 37, 31, 10.2166/wst.1998.0371