Results 41 to 43 of about 493 (43)
A Unifying Framework for Complex-Valued Eigenfunctions via The Cartan Embedding. [PDF]
Gudmundsson S, Lindström A.
europepmc +1 more source
Some of the next articles are maybe not open access.
Aleksandr Danilovich Aleksandrov (on his eightieth birthday)
, 1993S S Kutateladze +5 more
semanticscholar +1 more source

