@incollection{JEDP_1989____A19_0,
     author = {Kokholm, Niels Joergen},
     title = {Spectral analysis of perturbed multiplication operators occurring in polymerization chemistry},
     booktitle = {},
     series = {Journ\'ees \'equations aux d\'eriv\'ees partielles},
     eid = {19},
     pages = {1--6},
     publisher = {Ecole polytechnique},
     year = {1989},
     mrnumber = {91b:47115},
     zbl = {0689.45018},
     language = {en},
     url = {http://archive.numdam.org/item/JEDP_1989____A19_0/}
}