no. 2
Relational monoids, multirelations, and quantalic recognizers
Cahiers de Topologie et Géométrie Différentielle Catégoriques, Tome 38 (1997) no. 2, pp. 161-171. 
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     number = {2},
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Rosenthal, Kimmo L. Relational monoids, multirelations, and quantalic recognizers. Cahiers de Topologie et Géométrie Différentielle Catégoriques, Tome 38 (1997) no. 2, pp. 161-171. http://archive.numdam.org/item/CTGDC_1997__38_2_161_0/

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