TY - JOUR AU - H. Friedrich AU - K. Katterbach AU - E. Trefftz BT - Journal of Quantitative Spectroscopy and Radiative Transfer DA - Jan-01-1970 DO - 10.1016/0022-4073(70)90125-1 PY - 1970 SP - 11 EP - 16 T2 - Journal of Quantitative Spectroscopy and Radiative Transfer TI - On the accuracy of machine programs for calculating oscillator strengths by Coulomb approximation UR - http://linkinghub.elsevier.com/retrieve/pii/0022407370901251 VL - 10 SN - 00224073 ER -