Influence of density fluctuations on the O–X mode conversion and on microwave propagationA. Köhn, T. Williams, R. Vann, E. Holzhauer, J. Leddy, M. O’Brien and M. RamischEPJ Web of Conferences, 87 (2015) 01003DOI: https://doi.org/10.1051/epjconf/20158701003