%0 Journal Article %A Czaja, Ludwik %T Calculi of net structures and sets are similar %J RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications %D 2008 %P 271-284 %V 42 %N 2 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/ita:2007033/ %R 10.1051/ita:2007033 %G en %F ITA_2008__42_2_271_0