Yafaev, D. R. (2021). Second-Order Differential Operators in the Limit Circle Case. Symmetry, Integrability and Geometry: Methods and Applications.
Chicago Style (17th ed.) CitationYafaev, Dmitri R. "Second-Order Differential Operators in the Limit Circle Case." Symmetry, Integrability and Geometry: Methods and Applications 2021.
MLA (8th ed.) CitationYafaev, Dmitri R. "Second-Order Differential Operators in the Limit Circle Case." Symmetry, Integrability and Geometry: Methods and Applications, 2021.
Warning: These citations may not always be 100% accurate.