@article{MAN_1966__163_161360,
     author = {N. ARONSZAJN and P. SZEPTYCKI},
     title = {On general integral transformations.},
     journal = {Mathematische Annalen},
     pages = {127--154},
     publisher = {mathdoc},
     volume = {163},
     year = {1966},
     zbl = {0171.12402},
     url = {http://geodesic.mathdoc.fr/item/MAN_1966__163_161360/}
}