Homotopy analysis method to study a quadrupole mass filter.Published in:Journal of Mass Spectrometry, 2012, v. 47, n. 4, p. 484, doi. 10.1002/jms.2041By:Seddighi Chahrborj, S.;Sadat Kiai, S. M.;Abu Bakar, M. R.;Ziaeian, I.;Gheisari, Y.Publication type:Article