PHYSICS OF MULTIPLY CHARGED OXYGEN IN THE CONSTANCE B QUADRUPOLE MIRROR C.C. PETTY, D.L. GOODMAN, D.K. SMITH et D.L. SMATLAK J. Phys. Colloques, 50 C1 (1989) C1-783-C1-789 DOI: 10.1051/jphyscol:1989184