@article{1183526076,
author = {Helgason, Sigurdur},
title = {A duality in integral geometry; some generalizations of the Radon transform},
journal = {Bull. Amer. Math. Soc.},
volume = {70},
number = {6},
year = {1964},
pages = { 435-446},
language = {en},
url = {http://dml.mathdoc.fr/item/1183526076}
}
Helgason, Sigurdur. A duality in integral geometry; some generalizations of the Radon transform. Bull. Amer. Math. Soc., Tome 70 (1964) no. 6, pp. 435-446. http://gdmltest.u-ga.fr/item/1183526076/