Complete characterization of graphs for direct comparing Zagreb indices. - Batmend Horoldagva; Kinkar Chandra Das; Tsend-Ayush Selenge (Discret. Appl. Math., 2016)

On ve-degree and ev-degree of graphs. - Batmend Horoldagva; Kinkar Chandra Das; Tsend-Ayush Selenge (Discret. Optim., 2019)