TY - JOUR T1 - Further Experiments on the Variation of Wave-Length of the Oscillations Generated by an Ionic Valve due to Changes in Filament Current JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 97 IS - 683 SP - 191 EP - 196 PY - 1920/04/15/ UR - http://dx.doi.org/10.1098/rspa.1920.0024 M3 - doi:10.1098/rspa.1920.0024 AU - Vincent, J. ER -