Sigillito, V. G. (1977). Explicit a priori inequalities with applications to boundary value problems. Pitman Pub..
Chicago-стиль цитированияSigillito, V. G. Explicit a Priori Inequalities with Applications to Boundary Value Problems. London: Pitman Pub., 1977.
MLA-цитированиеSigillito, V. G. Explicit a Priori Inequalities with Applications to Boundary Value Problems. Pitman Pub., 1977.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.