An upper bound on the 2-outer-independent domination number of a tree
2011 ◽
Vol 349
(21-22)
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pp. 1123-1125
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1999 ◽
Vol 76
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pp. 240-246
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pp. 5-24
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2021 ◽
Vol 1836
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pp. 012061
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Vol 4
(8)
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pp. 25-37
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Vol 309
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pp. 187-199
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2019 ◽
Vol 11
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pp. 1950004