Traces of Prior Art: An analysis of non-patent references found in patent documents

Julie Callaert1, Bart Van Looy1, Arnold Verbeek2, Koenraad Debackere1, Bart Thijs2
1Research Division INCENTIM, K.U.Leuven, Faculteit ETEW, Leuven, Belgium
2K.U.Leuven, Steunpunt O&O Statistieken, Leuven, Belgium

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