@misc{electric+circuit+analysis+by+means+of+optimization+criteria+part+ii+complex+circuits,
    author = {Siwczyński, M i Jaraczewski, M},
    title = {Electric circuit analysis by means of optimization criteria. Part II - Complex circuits},
    journal = {Bulletin of the Polish Academy of Sciences. Technical Sciences},
    address = {Warszawa},
    publisher = {Polish Academy of Sciences},
    date = {2006},
    number = {Vol. 54, Iss. 1},
    ISSN = {0239-7528}
}