Mapping patent classifications: portfolio and statistical analysis, and the comparison of strengths and weaknesses.

Mapping patent classifications: portfolio and statistical analysis, and the comparison of strengths and weaknesses. — المؤلف: Leydesdorff, Loet — Scientometrics

المؤلف
Leydesdorff, Loet
النشر
Scientometrics
الوصف
1573-1591 p.