TY  - JOUR
AU  - Ben-Artzi, Matania
AU  - Nemirovsky, Jonathan
TI  - Remarks on relativistic Schrödinger operators and their extensions
JO  - Annales de l'I.H.P. Physique théorique
PY  - 1997
SP  - 29
EP  - 39
VL  - 67
IS  - 1
PB  - Gauthier-Villars
UR  - http://www.numdam.org/item/AIHPA_1997__67_1_29_0/
LA  - en
ID  - AIHPA_1997__67_1_29_0
ER  -