@article{JLT_1999_9_2_a11,
     author = {M. Mayer},
     title = {Square-Integrability of {Tensor} {Products}},
     journal = {Journal of Lie theory},
     pages = {461--48},
     publisher = {mathdoc},
     volume = {9},
     number = {2},
     year = {1999},
     url = {http://geodesic.mathdoc.fr/item/JLT_1999_9_2_a11/}
}