1. 3) Hochachika, P. W. andMustafa, T.: Invertebrate Facultative Anaerobiosis. Science, 178: 1056-1060, 1972
2. 4) Saz, H. andLescure, O. L.: The Function of phosphoenolpyruvate carboxykinase and malic enzyme in the anaerobic formation of succinate by Ascaris lumbricoides, Comp. Biochem. Physiol, 30: 49-60, 1969