2 citations to https://www.mathnet.ru/rus/mzm1399
-
Commutation Relations, Normal Ordering, and Stirling Numbers, 2015, 419
-
О. В. Висков, “Тождество Дарбу и его аналоги”, Матем. заметки, 68:3 (2000), 332–338 ; O. V. Viskov, “Darboux's identity and its analogs”, Math. Notes, 68:3 (2000), 289–294