@article{JLT_2003_13_2_JLT_2003_13_2_a10,
     author = {H. Omori and Y. Maeda and N. Miyazaki and A. Yoshioka},
     title = {Strange {Phenomena} {Related} to {Ordering} {Problems} in {Quantizations}},
     journal = {Journal of Lie theory},
     pages = {481--51},
     year = {2003},
     volume = {13},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/JLT_2003_13_2_JLT_2003_13_2_a10/}
}