TY  - JOUR
AU  - Almond, D. J.
TI  - Time operators, position operators, dilatation transformations and virtual particles in relativistic and nonrelativistic quantum mechanics
JO  - Annales de l'institut Henri Poincaré. Section A, Physique Théorique
PY  - 1973
SP  - 105
EP  - 169
VL  - 19
IS  - 2
PB  - Gauthier-Villars
UR  - http://www.numdam.org/item/AIHPA_1973__19_2_105_0/
LA  - en
ID  - AIHPA_1973__19_2_105_0
ER  -