TY - JOUR AU - H. Broida AU - O. Lundell AU - H. Schiff AU - R. Ketcheson BT - Science DA - Jan-12-1972 DO - 10.1126/science.170.3965.1402 PY - 1970 SP - 1402 EP - 1402 T2 - Science TI - Is Ozone Trapped in the Solid Carbon Dioxide Polar Cap of Mars? UR - http://www.sciencemag.org/cgi/doi/10.1126/science.170.3965.1402 VL - 170 SN - 0036-8075 ER -