1. Chechkin, G.A.: On boundary value problems for a second-order elliptic equation with oscillating boundary conditions (Russian). In: Vragov, V.N. (ed.) Nonclassical Partial Differential Equations, pp. 95–104. IM SOAN SSSR Press, Novosibirsk, 1988
2. Chechkin, G.A., Piatnitski, A.L., Shamaev, A.S.: Homogenization. Methods and Applications. Translations of Mathematical Monographs, vol. 234. AMS, Providence, 2007
3. Zaremba, S.: Sur un problème mixte relatif à l’équation de Laplace (French). Bulletin de l’Académie des sciences de Cracovie, Classe des sciences mathématiques et naturelles, serie A, 313–344, 1910
4. Fichera, G.: Sul problema misto per le equazioni lineari alle derivate parziali del secondo ordine di tipo ellittico (Italian). Rev. Roumaine Math. Pures Appl. 9, 3–9, 1964
5. Maz’ya, V.G.: Some estimates of solutions of second-order elliptic equations (Russian). Dokl. Akad. Nauk SSSR 137(5), 1057–1059, 1961