Li X, Liu S, Chandran LS, Mathew R, Rajendraprasad D. Rainbow Connection Number and Connectivity. Electron. J. Combin. [Internet]. 2012Jan.16 [cited 2026Mar.27];19(1):P20. Available from: https://www.combinatorics.org/ojs/index.php/eljc/article/view/v19i1p20