TY - RPRT TI - Additional quadrupole phases for S=1 ions. AU - V Barzykin AU - LP Gor'kov AU - A Sokol PY - 1993 DO - 10.1103/physrevb.48.593 UR - https://pubmed.ncbi.nlm.nih.gov/10006816/ ID - 10006816 ER -