van der Pol, Balth.; Bremmer, H. Further note on the propagation of radio waves over a finitely conducting spherical earth. (English) Zbl 0021.17801 Philos. Mag., VII. Ser. 27, 261-275 (1939). PDF BibTeX XML Cite \textit{Balth. van der Pol} and \textit{H. Bremmer}, Philos. Mag., VII. Ser. 27, 261--275 (1939; Zbl 0021.17801)
Van der Pol, B.; Bremmer, H. Further note on the propagation of radio waves over a finitely conducting spherical earth. (English) JFM 65.1028.04 Philos. Mag., J. Sci., London, (7) 27, 261-275 (1939). PDF BibTeX XML Cite \textit{B. Van der Pol} and \textit{H. Bremmer}, Philos. Mag., VII. Ser. 27, 261--275 (1939; JFM 65.1028.04)
van der Pol, Balth. Application of the operational or symbolic calculus to the theory of prime numbers. (English) Zbl 0021.20706 Philos. Mag., VII. Ser. 26, 921-940 (1938). PDF BibTeX XML Cite \textit{Balth. van der Pol}, Philos. Mag., VII. Ser. 26, 921--940 (1938; Zbl 0021.20706)
van der Pol, Balth.; Bremmer, H. The propagation of radio waves over a finitely conducting spherical earth. (English) Zbl 0019.28501 Philos. Mag., VII. Ser. 25, 817-834 (1938). PDF BibTeX XML Cite \textit{Balth. van der Pol} and \textit{H. Bremmer}, Philos. Mag., VII. Ser. 25, 817--834 (1938; Zbl 0019.28501)
Van der Pol, B.; Bremmer, H. The propagation of radio waves over a finitely conducting spherical earth. (English) JFM 64.1178.02 Philos. Mag., London, (7) 25, 817-834 (1938). Reviewer: Schoblik, F., Dr. (Brünn) PDF BibTeX XML Cite \textit{B. Van der Pol} and \textit{H. Bremmer}, Philos. Mag., VII. Ser. 25, 817--834 (1938; JFM 64.1178.02)
Van der Pol, B. Application of the operational or symbolic calculus to the theory of prime numbers. (English) JFM 64.0981.03 Philos. Mag., London, (7) 26, 921-940 (1938). Reviewer: Kloosterman, H. D., Dr. (Leiden) PDF BibTeX XML Cite \textit{B. Van der Pol}, Philos. Mag., VII. Ser. 26, 921--940 (1938; JFM 64.0981.03)
van der Pol, Balth.; Bremmer, H. The diffraction of electromagnetic waves from an electrical point source round a finitely conducting sphere, with applications to radiotelegraphy and the theory of the rainbow. II. (English) Zbl 0018.33401 Philos. Mag., VII. Ser. 24, 825-864 (1937). PDF BibTeX XML Cite \textit{Balth. van der Pol} and \textit{H. Bremmer}, Philos. Mag., VII. Ser. 24, 825--864 (1937; Zbl 0018.33401)
van der Pol, Balth.; Bremmer, H. The diffraction of electromagnetic waves from an electrical point source round a finitely conducting sphere, with applications to radiotelegraphy and the theory of the rainbow. I. (English) Zbl 0017.16703 Philos. Mag., VII. Ser. 24, 141-176 (1937). PDF BibTeX XML Cite \textit{Balth. van der Pol} and \textit{H. Bremmer}, Philos. Mag., VII. Ser. 24, 141--176 (1937; Zbl 0017.16703)
Van der Pol, B.; Bremmer, H. The diffraction of electromagnetic waves from an electrical point source round a finitely conducting sphere, with applications to radiotelegraphy and the theory of the rainbow. I, II. (English) JFM 63.1051.01 Philos. Mag., London, (7) 24, 141-176 (1937); 24, 825-864 (1937). Reviewer: Erdélyi, A., Dr. (Edinburgh) PDF BibTeX XML Cite \textit{B. Van der Pol} and \textit{H. Bremmer}, Philos. Mag., VII. Ser. 24, 141--176 (1937; JFM 63.1051.01)
Van der Pol, Balth; Niessen, K. F. Symbolic calculus. (English) Zbl 0004.10701 Philos. Mag., VII. Ser. 13, 537-577 (1932). PDF BibTeX XML Cite \textit{B. Van der Pol} and \textit{K. F. Niessen}, Philos. Mag., VII. Ser. 13, 537--577 (1932; Zbl 0004.10701)
Van der Pol, B.; Niessen, K. F. Symbolic calculus. (English) JFM 58.0435.01 Philos. Magazine (7) 13, 537-577 (1932). Reviewer: Koschmieder, L., Prof. (Brünn) PDF BibTeX XML Cite \textit{B. Van der Pol} and \textit{K. F. Niessen}, Philos. Mag., VII. Ser. 13, 537--577 (1932; JFM 58.0435.01)
Van der Pol, Balth.; Niessen, K. F. On simultaneous operational calculus. (English) Zbl 0001.13401 Philos. Mag., VII. Ser. 11, 368-376 (1931). PDF BibTeX XML Cite \textit{Balth. Van der Pol} and \textit{K. F. Niessen}, Philos. Mag., VII. Ser. 11, 368--376 (1931; Zbl 0001.13401)
Van der Pol, B.; Niessen, K. F. On simultaneous operational calculus. (English) JFM 57.0487.03 Philos. Magazine (7) 11, 368-376 (1931). Reviewer: Rothe, E., Dr. (Breslau) PDF BibTeX XML Cite \textit{B. Van der Pol} and \textit{K. F. Niessen}, Philos. Mag., VII. Ser. 11, 368--376 (1931; JFM 57.0487.03)
Van der Pol, B. A simple proof and an extension of Heaviside’s operational calculus for invariable systems. (English) JFM 55.0487.06 Philos. Magazine (7) 7, 1153-1162 (1929). Reviewer: Gerhardt, Dr. U. (Berlin) PDF BibTeX XML Cite \textit{B. Van der Pol}, Philos. Mag., VII. Ser. 7, 1153--1162 (1929; JFM 55.0487.06)
Van der Pol, B. On the operational solution of linear differential equations and an investigation of the properties of these solutions. (English) JFM 55.0255.04 Philos. Magazine (7) 8, 861-898 (1929). Reviewer: Gerhardt, Dr. U. (Berlin) PDF BibTeX XML Cite \textit{B. Van der Pol}, Philos. Mag., VII. Ser. 8, 861--898 (1929; JFM 55.0255.04)
Van der Pol, B.; Strutt, M. J. O. On the stability of the solutions of Mathieu’s equation. (English) JFM 54.0469.02 Philos. Magazine (7) 5, 18-38 (1928). Reviewer: Feigl, G., Dr. (Berlin) PDF BibTeX XML Cite \textit{B. Van der Pol} and \textit{M. J. O. Strutt}, Philos. Mag., VII. Ser. 5, 18--38 (1928; JFM 54.0469.02)