@inbook{CIF_1982__17__A2_0,
     author = {Malgrange, B.},
     title = {Sur les d\'eformations isomonodromiques. {I.} {Singularit\'es} r\'eguli\`eres},
     booktitle = {La classification des connexions irr\'eguli\`eres \`a une variable},
     series = {Cours de l'institut Fourier},
     pages = {1--26},
     publisher = {Institut des Math\'ematiques Pures - Universit\'e Scientifique et M\'edicale de Grenoble},
     number = {17},
     year = {1982},
     url = {http://www.numdam.org/item/CIF_1982__17__A2_0/}
}