@article{AIHPA_1964__1_3_301_0,
     author = {Chakrabarti, A.},
     title = {On the coupling of 3 angular momenta},
     journal = {Annales de l'institut Henri Poincar\'e. Section A, Physique Th\'eorique},
     pages = {301--327},
     publisher = {Gauthier-Villars},
     volume = {1},
     number = {3},
     year = {1964},
     mrnumber = {194029},
     zbl = {0129.21602},
     language = {en},
     url = {http://archive.numdam.org/item/AIHPA_1964__1_3_301_0/}
}