Bounds on the double Italian domination number of a graph. - Farzaneh Azvin; Nader Jafari Rad (Discuss. Math. Graph Theory, 2022)

On the outer-independent double Italian domination number. - Noor A'lawiah Abd Aziz; Hailiza Kamarulhaili; Farzaneh Azvin; Nader Jafari Rad (Electron. J. Graph Theory Appl., 2022)