1. Schlichting H, Gerstein K (2000) Boundary layer theory, 8th edn. Springer, Berlin
2. Nernst W (1904) Z Phys Chem 47:52
3. Boyadjiev Chr, Beshkov V (1988) Mass transfer in following liquid films. Mir, Moscow (in Russian)
4. Boyadjiev Chr, Beshkov V (1984) Mass transfer in liquid film flows. Bulgarian Academy of Sciences, Sofia
5. Langmuir I (1912) Phys Rev 34:321