B. Van Der Pol

Discussion on "On the Radiation Resistance of a Single Vertical Antenna at Wave Lengths below the Fundamental" and "On the Optimum Transmitting Wave Length for a Vertical Antenna over Perfect Earth"

S. Ballatine, B. Van Der Pol, 1925 .

Forced Oscillations in a Circuit with Nonlinear Resistance

B. Van Der Pol, B. V. D. Pol, 1924 .