TY - JOUR AU - E. Heller AU - William Reinhardt AU - H. Yamani BT - Journal of Computational Physics DA - Jan-12-1973 DO - 10.1016/0021-9991(73)90032-6 PY - 1973 SP - 536 EP - 550 T2 - Journal of Computational Physics TI - On an \textquotedblleftequivalent quadrature\textquotedblright calculation of matrix elements of (z - p2/2m)-1 using an L2 expansion technique VL - 13 SN - 00219991 ER -