On sign systems
Trudy Matematicheskogo Instituta imeni V.A. Steklova, Tome 40 (1985) no. 4, pp. 115-119
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@article{RM_1985_40_4_a12,
author = {K. Tandori},
title = {On sign systems},
journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
pages = {115--119},
publisher = {mathdoc},
volume = {40},
number = {4},
year = {1985},
language = {en},
url = {http://geodesic.mathdoc.fr/item/RM_1985_40_4_a12/}
}
K. Tandori. On sign systems. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Tome 40 (1985) no. 4, pp. 115-119. http://geodesic.mathdoc.fr/item/RM_1985_40_4_a12/