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., Wilhelm, H., & Dwivedi, B. N. (2013). An impact model of Newton's law of gravitation. Astrophysics and Space Science, 343, 135-144. doi:10.1007/s10509-012-1206-3.