Graceful signed graphs : II the case of signed cycles with connected negative sections

Acharya, MuktiSingh, Tarkeshwar2012-01-012012-01-012005Czechoslovak Mathematical Journal, v.55, no.1, p.25-40http://hdl.handle.net/10263/2679enGraceful signed graphsSigned cyclesGraceful signed graphs : II the case of signed cycles with connected negative sectionsArticle