1. Schlichting, H.: Grenzschichttheorie. Karlsruhe: G. Braun, 1969.
2. Howarth, L.: The boundary layer in three dimensional flow. Part II: The flow near a stagnation point. Philosophical Magazine 42 (1951) 1433/1440.
3. Reshotko, E.: Heat transfer to a general three-dimensional stagnation point. Jet Propulsion 28 (1958) 58/60.
4. Poots, G.: Compressible laminar boundary-layer flow at a point of attachment. J. Fluid Mech. 10 (1961) 593/610.
5. Libby, P. A.: Heat and mass transfer at a general three-dimensional stagnation point. AIAA-Journal 5 (1967) 507/517.