2 citations to https://www.mathnet.ru/rus/rm4588
-
Stjepan Meljanac, Rina Štrajn, “Exponential Formulas, Normal Ordering and the Weyl–Heisenberg Algebra”, SIGMA, 17 (2021), 084, 7 pp.
-
Commutation Relations, Normal Ordering, and Stirling Numbers, 2015, 419