@inproceedings{9059ba9a630b4e70bc30f3881be44be6,

title = "A generalization of Ore's theorem involving neighborhood unions",

author = "{van den Heuvel}, J.P.M.",

year = "1990",

month = mar,

day = "12",

language = "English",

pages = "26--29",

editor = "H. Sachs",

booktitle = "Proceedings of the International Conference 'Discrete Mathematics', GDR, Eisenach (1990)",

publisher = "Technische Hochschule Ilmenau",

note = "International Conference 'Discrete Mathematics' 1990 ; Conference date: 12-03-1990 Through 12-03-1990",

}