@article{ZNSL_2002_285_a4,
     author = {V. V. Borisov},
     title = {Generating functions of the focus wave modes {Bessel{\textendash}Gauss} type},
     journal = {Zapiski Nauchnykh Seminarov POMI},
     pages = {53--57},
     year = {2002},
     volume = {285},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/ZNSL_2002_285_a4/}
}