PCP-prime words and primality types
RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications, Tome 27 (1993) no. 1, pp. 57-70. 
@article{ITA_1993__27_1_57_0,
     author = {Mateescu, Alexandru and Salomaa, Arto},
     title = {PCP-prime words and primality types},
     journal = {RAIRO - Theoretical Informatics and Applications - Informatique Th\'eorique et Applications},
     pages = {57--70},
     publisher = {EDP-Sciences},
     volume = {27},
     number = {1},
     year = {1993},
     mrnumber = {1213421},
     zbl = {0770.68082},
     language = {en},
     url = {http://archive.numdam.org/item/ITA_1993__27_1_57_0/}
}
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Mateescu, Alexandru; Salomaa, Arto. PCP-prime words and primality types. RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications, Tome 27 (1993) no. 1, pp. 57-70. http://archive.numdam.org/item/ITA_1993__27_1_57_0/

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