机译:On the symmetry of four particles in a one-dimensional box with harmonic interaction
UNLP, INIFTA, Div Quim Teor, CONICET, Blvd 113 S-N,Sucursal 4,Casilla Correo 16, RA-1900 La Plata, Argentina;
Four particles in a box; Symmetry group; Perturbation theory; Variational approach; Small box; Large box;