@article{10_1017_S0008439500029271,
     author = {Sancho, Neville},
     title = {Topics in optimization, edited by {G.} {Leitmann.} {Academic} {Press,} 1967. {Vol.} 31 of the series {Maths} in {Science} and {Engineering.} $18.00.},
     journal = {Canadian mathematical bulletin},
     pages = {334--335},
     year = {1968},
     volume = {11},
     number = {2},
     doi = {10.1017/S0008439500029271},
     url = {http://geodesic.mathdoc.fr/articles/10.1017/S0008439500029271/}
}