\Bibitem{BueKud83} \by Yu.~A.~Buevich, S.~V.~Kudymov \paper Stationary long waves in a liquid film on an inclined plane \jour Prikl. Mekh. Tekh. Fiz. \yr 1983 \vol 24 \issue 1 \pages 15--20 \mathnet{http://mi.mathnet.ru/pmtf5599} \transl \jour J. Appl. Mech. Tech. Phys. \yr 1983 \vol 24 \issue 1 \pages 12--16 \crossref{https://doi.org/10.1007/BF00914470}