@article{NSJOM_2008_38_3a_0,
     author = {F. Herbut},
     title = {Antilinear {Hilbert-Schmidt} operators

 that map one {Hilbert} spaceinto another isomorphic to two-particle

 vectors},
     journal = {Novi Sad Journal of Mathematics},
     pages = {1-6},
     publisher = {mathdoc},
     volume = {38},
     number = {3},
     year = {2008},
     url = {http://geodesic.mathdoc.fr/item/NSJOM_2008_38_3a_0/}
}