@incollection{AST_1976__38-39__253_0,
     author = {Valiant, L. G.},
     title = {Space-time tradeoffs in computations},
     booktitle = {Journ\'ees algorithmiques},
     series = {Ast\'erisque},
     pages = {253--264},
     publisher = {Soci\'et\'e math\'ematique de France},
     number = {38-39},
     year = {1976},
     mrnumber = {451863},
     zbl = {0359.68052},
     language = {en},
     url = {http://archive.numdam.org/item/AST_1976__38-39__253_0/}
}