Jacques Voisin
DYNAMIC SYMMETRY IN QUANTUM MECHANICS.
S. P. Alliluev, А. В. Матвеенко
SYMMETRY OPERATIONS IN QUANTUM MECHANICS.
Walter Hunziker
QUANTUM MECHANICAL SYMMETRY BREAKING
R. Jackiw
Galilean Symmetry of Non-Relativistic Quantum Mechanics
Domenico Giulini
Quantum mechanics in Galilean space-time
Ray E. Artz
About the Galilean transformation in quantum mechanics
P. L. Torres