Submersible electric drive with a single-wire supply line - Santalov, A. M.; Ivanov, A. A.; Proshechkin, A. I.; Lukin, A. V.; Angorin, D. M.; Naumov, Yu. I. (Springer, 1998)
http://dx.doi.org/10.1007/BF02418447
Keywords: V; ZM