Bekbaev, U. (2018). On classification and invariants of second order non-parabolic linear partial differential equations in two variables. AIP.
Chicago Style (17th ed.) CitationBekbaev, Ural. On Classification and Invariants of Second Order Non-parabolic Linear Partial Differential Equations in Two Variables. AIP, 2018.
MLA (8th ed.) CitationBekbaev, Ural. On Classification and Invariants of Second Order Non-parabolic Linear Partial Differential Equations in Two Variables. AIP, 2018.
Warning: These citations may not always be 100% accurate.