Paraffin coated rubidium cell with an internal atomic vapor sourceSergej N. Atutov, Aleksandr I. Plekhanov, Vladimir A. Sorokin, Sergej N. Bagayev, Mihail N. Skvortsov and Aleksey V. TaichenachevEur. Phys. J. D, 72 9 (2018) 155DOI: https://doi.org/10.1140/epjd/e2018-90127-6