3Cuets C,Dale WE. Rapid Colorimetric determination of total Pyrethrin by Reaction with sulfur, allethrin and furethrin [J]. Anal Chem, 1953,25(8):1367-1369.
4Olguin E J, Galacia S, Camacho R. Simultaneous high - biomass protein production and nutrient removal using Spirulina maxina in sea water supplemented with anaerobic effluents[J]. World Journal of Microbiology & Biotechnology, 1994, 10:576 - 578.