1. G. M. Bam-Zelikovich, ?Analysis of boundary-layer separation,? Izv. Akad. Nauk SSSR, Otd. Tekh. Nauk, No. 12 (1954).
2. G. M. Bam-Zelikovich, ?On three-dimensional boundary-layer separation criteria,? Izv. Akad. Nauk SSSR, Mekh. Zhidk. Gaza, No. 2 (1970).
3. D. R. Hartree, ?On an equation occurring in Falkner and Skan's approximate treatment of the equations of the boundary layer,? Proc. Cambridge Philos. Soc.,33, Pts. 1, 2 (1937).
4. C. B. Cohen and E. Reshotko, ?Similar solutions for compressible laminar boundary layer with heat transfer and pressure gradient,? NACA TR 1293 (1956).
5. H. Fox and H. Salend, ?Self-similar solutions of the laminar boundary-layer equations taking account of separation,? Raketn. Tekhn. i Kosmonav.,8, No. 4 (1970).