TY - JOUR T1 - Note on the Intensity Decrement in the Balmer Series JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 96 IS - 675 SP - 112 EP - 119 PY - 1919/09/04/ UR - http://dx.doi.org/10.1098/rspa.1919.0042 M3 - doi:10.1098/rspa.1919.0042 AU - Merton, T. AU - Nicholson, J. ER -