Regaring what was discovered by EC Richardson, the "annular effect"

[1] Submicroscopic analysis of aerial vibrations [J]. JOURNAL DE PHYSIQUE ET LE RADIUM, 1929, 10 : 198 - 208

[2] HOPF L, HDB PHYS, V7

[3] JAHNKEEMDE, 1909, FUNKTIONENTAFELN, P101

[4] The transverse velocity gradient near the mouths of pipes in which an alternating or continuous flow of air is established [J]. PROCEEDINGS OF THE PHYSICAL SOCIETY, 1929, 42 : 1 - 15

[5] Amplitude of sound waves in pipes. [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-CONTAINING PAPERS OF A MATHEMATICAL AND PHYSICAL CHARACTER, 1926, 112 (762) : 522 - 541

[6] Richardson EG, 1928, P PHYS SOC, V40, P206

[7] Sexl T, 1927, ANN PHYS-BERLIN, V83, P0835

[8] Sexl T, 1927, ANN PHYS-BERLIN, V84, P0807

[9] SEXL T, 1928, ANN PHYS, V87, P570

[10] STOKES G, 1900, MATH PHYS PAPERS, V3, P24

[1] Submicroscopic analysis of aerial vibrations [J]. JOURNAL DE PHYSIQUE ET LE RADIUM, 1929, 10 : 198 - 208

[2] HOPF L, HDB PHYS, V7

[3] JAHNKEEMDE, 1909, FUNKTIONENTAFELN, P101

[4] The transverse velocity gradient near the mouths of pipes in which an alternating or continuous flow of air is established [J]. PROCEEDINGS OF THE PHYSICAL SOCIETY, 1929, 42 : 1 - 15

[5] Amplitude of sound waves in pipes. [J]. PROCEEDINGS OF THE ROYAL SOCIETY OF LONDON SERIES A-CONTAINING PAPERS OF A MATHEMATICAL AND PHYSICAL CHARACTER, 1926, 112 (762) : 522 - 541

[6] Richardson EG, 1928, P PHYS SOC, V40, P206

[7] Sexl T, 1927, ANN PHYS-BERLIN, V83, P0835

[8] Sexl T, 1927, ANN PHYS-BERLIN, V84, P0807

[9] SEXL T, 1928, ANN PHYS, V87, P570

[10] STOKES G, 1900, MATH PHYS PAPERS, V3, P24