Higher Order Singularities in Piecewise Linear Vector Fields

@inbook{pub868,
    author = {

Hagen, Hans
 and 

Tricoche, Xavier
 and 

Scheuermann, Gerik
},
    title = {Higher Order Singularities in Piecewise Linear Vector Fields},
    booktitle = {Cipolla - Martin (eds.:) The Mathematics of Surfaces IX, Springer London, 2000,},
    year = {2000},
    pages = {99--113}
}