1. L. D. Landau and E. M. Lifshitz, Fluid Mechanics (2nd Ed.) (Pergamon, 1987; Nauka, Moscow, 1986).
2. J. Plateau, Statique Experimentale et Theorique des Liquides Soumis aux Seules Forces Moleculaires (Paris: Gauthier-Villars, 1873).
3. R. Courant, Dirichlet’s Principle, Conformal Mapping, and Minimal Surfaces (Dover Publications, New York, 2005; Izd. Inostr. Lit., Moscow, 1953).
4. Tchi Dao Chong and A. T. Fomenko, Minimal Surfaces and Plateau Problem (Nauka, Moscow, 1987) [in Russian].
5. D. Hoffman and W H. Meeks, “Minimal surfaces based on the catenoid,” The American Mathematical Monthly. Special Geometry Issue (Oct., 1990), 97 (8), 702–730 (1990).