@article{MS2_1972__31_166282,
     author = {Frode Terkelsen},
     title = {Some {Minimax} {Theorems.}},
     journal = {Mathematica Scandinavica},
     pages = {405--413},
     publisher = {mathdoc},
     volume = {31},
     year = {1972},
     zbl = {0259.90042},
     url = {http://geodesic.mathdoc.fr/item/MS2_1972__31_166282/}
}