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"A new upper bound for the perfect Italian domination number of a tree."
Sakineh Nazari-Moghaddam, Mustapha Chellali (2022)
- Sakineh Nazari-Moghaddam, Mustapha Chellali:
A new upper bound for the perfect Italian domination number of a tree. Discuss. Math. Graph Theory 42(3): 1005-1022 (2022)

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