@article{Malkov:2017gN, author = "Malkov, Mikhail", title = "{From Scatter-Free to Diffusive Propagation of Energetic Particles with Exact Solution of Fokker-Planck Equation}", doi = "10.22323/1.301.0099", journal = "PoS", year = 2017, volume = "ICRC2017", pages = "099" }