@Article{zbMATH03211578,
Author = {T. S. {Motzkin} and E. G. {Straus}},
Title = {{Maxima for graphs and a new proof of a theorem of Tur\'an}},
FJournal = {{Canadian Journal of Mathematics}},
Journal = {{Can. J. Math.}},
ISSN = {0008-414X; 1496-4279/e},
Volume = {17},
Pages = {533--540},
Year = {1965},
Publisher = {Cambridge University Press, Cambridge; Canadian Mathematical Society, Ottawa, ON},
Language = {English},
MSC2010 = {05C35},
Zbl = {0129.39902}
}