TY - JOUR AU - J. McGowan AU - Felix Smith BT - Physics Today DA - Jan-01-1966 DO - 10.1063/1.3048181 PY - 1966 EP - 61 T2 - Physics Today TI - Atomic Interactions in Retrospect UR - http://link.aip.org/link/PHTOAD/v19/i4/p61/s1\&Agg=doi VL - 19 SN - 00319228 ER -