@article{SIGMA_2021_17_a83,
     author = {Stjepan Meljanac and Rina \v{S}trajn},
     title = {Exponential {Formulas,} {Normal} {Ordering} and the {Weyl{\textendash}Heisenberg} {Algebra}},
     journal = {Symmetry, integrability and geometry: methods and applications},
     year = {2021},
     volume = {17},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SIGMA_2021_17_a83/}
}