Wilhelm, Klaus MPI for Aeronomy, Max Planck Institute for Solar System Research, Max Planck Society; Department Sun and Heliosphere, Max Planck Institute for Solar System Research, Max Planck Society;
Wilhelm, K., & Dwivedi, B. N. (2015). Anomalous Earth flybys of spacecraft. Astrophysics and Space Science, 358(1): 18. doi:10.1007/s10509-015-2413-5.