Last update: Thu Sep 27 02:46:46 MDT 2018
@Article{deLuca:1983:CL, author = "A. {de Luca} and A. Restivo and S. Salemi", title = "On the centers of a language", journal = j-THEOR-COMP-SCI, volume = "24", number = "1", pages = "21--34", month = jun, year = "1983", CODEN = "TCSCDI", ISSN = "0304-3975 (print), 1879-2294 (electronic)", ISSN-L = "0304-3975", bibdate = "Sat Nov 22 13:36:07 MST 1997", bibsource = "http://www.math.utah.edu/pub/tex/bib/tcs1980.bib", acknowledgement = ack-nhfb, classification = "C4210 (Formal logic)", corpsource = "Istituto di Matematica, Univ. di Napoli, Napoli, Italy", fjournal = "Theoretical Computer Science", journal-URL = "http://www.sciencedirect.com/science/journal/03043975/", keywords = "bilateral centers; formal languages; infinite left completion; infinite right completions; language; left center; periodicity; right center; strong iteration properties; two-sided completions; weak iteration properties", pubcountry = "Netherlands", treatment = "T Theoretical or Mathematical", }