@article{GDZPPN001262491,
title = {Point interactions in Lp .},
journal = {Semigroup forum},
volume = {46},
year = {1993},
pages = {253-265},
url = {http://dml.mathdoc.fr/item/GDZPPN001262491}
}
Gaspers, W.; Clément, P. Point interactions in Lp .. Semigroup forum, Tome 46 (1993) pp. 253-265. http://gdmltest.u-ga.fr/item/GDZPPN001262491/