TY - JOUR AU - John Cooper AU - R. Ballagh BT - Acta Physica Polonica DA - 1978-06 PY - 1978 SE - 729 SP - 729 EP - 733 T2 - Acta Physica Polonica TI - Collisional Redistribution of Radiation in the Non-impact Region of Spectral Lines VL - A54 ER -