@article{PismaZhETF.20.419, title = {Collective quantum Hamiltonian in the model with variable moment of inertia}, author = {Khodel', V. A.}, journal = {πΙΣΨΝΑ Χ φότζ}, volume = {20}, issue = {6}, pages = {419}, year = {1974}, doi = {}, url = {http://jetpletters.ru/ps/0/article_27293.shtml}, }