Ionospheric plasma irregularities studied with Swarm satellites Wojciech J. Miloch, Yaqi Jin, Chao Xiong, Guram Kervalishvili, Andres Spicher, Lasse B.N. Clausen and Claudia Stolle E3S Web Conf., 62 (2018) 01009 Published online: 07 November 2018 DOI: 10.1051/e3sconf/20186201009