TY - JOUR AU - Peter Bender AU - J. Barry AU - P. Coleman AU - W. Libby AU - L. Libby BT - Science DA - Mar-12-1968 DO - 10.1126/science.158.3807.1487 PY - 1967 SP - 1487 EP - 1488 T2 - Science TI - Radio Reflection by Free Radicals in Earth\textquoterights Atmosphere VL - 158 SN - 0036-8075 ER -