Dobrynin VY. On the function "sandwiched" between $\alpha(G)$ and $\overline{\chi}(G)$ . Electron. J. Combin. [Internet]. 1997Sep.2 [cited 2026Mar.27];4(1):R19. Available from: https://www.combinatorics.org/ojs/index.php/eljc/article/view/v4i1r19