1. ABRAMOV, V. M., Problem of flow past several parallel plates with break-away of jets, Proceedings of Mathematics Convention, Vol. II, 1934.
2. One problem of the theory of flows;ALEKSEYEVSKII;Prikl. Mat. Mekh.,1958
3. Efflux of gas from a vessel with walls subtending a small angle 2θ;ARYNOV;Dokl. Akad. Nauk SSSR,1958
4. Efflux of a gas jet from a vessel of finite width;ASLANOV;Prikl. Mat. Mekh.,1959
5. AKHIYEZER, N. I., On a plane-parallel current through an infinite grating, Scientific Proceedings XAI, No. II (1934).