@article{PSMIR_1989___4_203_0,
     author = {Flajolet, Philippe and Salvy, Bruno and Zimmermann, Paul},
     title = {Lambda-Upsilon-Omega : an {Assistant} {Algorithms} {Analyzer}},
     journal = {Publications de l'Institut de recherche math\'ematiques de Rennes},
     pages = {203--216},
     publisher = {D\'epartement de Math\'ematiques et Informatique, Universit\'e de Rennes},
     number = {4},
     year = {1989},
     language = {en},
     url = {http://archive.numdam.org/item/PSMIR_1989___4_203_0/}
}