TY - JOUR T1 - The Velocity of the Ions Produced in Gases by Rontgen Rays JF - Philosophical Transactions of the Royal Society of London. Series A, Containing Papers of a Math. or Phys. Character (1896-1934) VL - 195 SP - 193 EP - 234 PY - 1900/01/01/ UR - http://dx.doi.org/10.1098/rsta.1900.0026 M3 - doi:10.1098/rsta.1900.0026 AU - Zeleny, J. ER -