The emergence of two tactile impulses taking place consecutively.

[1] BLOCH A, 1877, PHYSL EXPT, V3, P123

[2] BLOCH A, 1880, PHYSL EXPT, P259

[3] Bloch A.-M., 1875, ARCH PHYSL NORM PA 2, V2, P588

[4] EGGER M, 1899, J PHYSL PATHOL GEN, V1, P511

[5] LALANNE L, 1876, CR HEBD ACAD SCI, V82, P1314

[6] RUMPF, 1889, NEUROL CENTRALB, V8, P185

[7] SCHWANER R, 1890, THESIS MARBURG

[8] SERGI G, 1892, Z PSYCHOL PHYSL SINN, V3, P175

[9] THUNBERG T, 1910, NAGELS HDB PHYSL, V113, P120

[10] THUNBERG T, 1905, NAGELS HDB PHYSL MEN, V3, P647

[1] BLOCH A, 1877, PHYSL EXPT, V3, P123

[2] BLOCH A, 1880, PHYSL EXPT, P259

[3] Bloch A.-M., 1875, ARCH PHYSL NORM PA 2, V2, P588

[4] EGGER M, 1899, J PHYSL PATHOL GEN, V1, P511

[5] LALANNE L, 1876, CR HEBD ACAD SCI, V82, P1314

[6] RUMPF, 1889, NEUROL CENTRALB, V8, P185

[7] SCHWANER R, 1890, THESIS MARBURG

[8] SERGI G, 1892, Z PSYCHOL PHYSL SINN, V3, P175

[9] THUNBERG T, 1910, NAGELS HDB PHYSL, V113, P120

[10] THUNBERG T, 1905, NAGELS HDB PHYSL MEN, V3, P647