TY - GEN AU - Pätzold,M AU - Tellmann,S AU - Häusler,B AU - Hinson,D AU - Schaa,R AU - Tyler,G L TI - A sporadic third layer in the ionosphere of Mars SN - 1095-9203 PY - 2005///1123 KW - Atmosphere KW - Extraterrestrial Environment KW - Mars N1 - Publication Type: Journal Article; Research Support, Non-U.S. Gov't; Research Support, U.S. Gov't, Non-P.H.S UR - https://doi.org/10.1126/science.1117755 ER -