Enriquez, Enrico Limbo, Grace M. Estrada, Valerie Verallo Fernandez, Carmelita M. Loquias, and Albert D. Ngujo. 2019. “CLIQUE DOUBLY CONNECTED DOMINATION IN THE CORONA AND CARTESIAN PRODUCT OF GRAPHS”. Journal of Global Research in Mathematical Archives(JGRMA) 6 (9):01-05. https://jgrma.com/index.php/jgrma/article/view/540.