Interaction of positrons with crystals and annihilation of positrons on metal surfaces Dekhtyar, I. Ya. ; Madatova, É. G. ; Silant'ev, V. I. ; Adonkin, V. T. Abstract Publication: ZhETF Pisma Redaktsiiu Pub Date: June 1976 Bibcode: 1976ZhPmR..23..691D