Jonas, P. (1983). Regularity criteria for critical points of definitizable operators.
Chicago Style (17th ed.) CitationJonas, Peter. Regularity Criteria for Critical Points of Definitizable Operators. Berlin, 1983.
MLA (9th ed.) CitationJonas, Peter. Regularity Criteria for Critical Points of Definitizable Operators. 1983.
Warning: These citations may not always be 100% accurate.