1
Group theoretical methods in physics. 4 : International Colloquium on Group Theoretical Methods in Physics : Nijmegen, 06.1975.
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2
Group theoretical methods in physics. 6 : International colloquium on group theoretical methods in physics : Tübingen, 07.1977.
Book
3
Group theory and its application to physical problems.
Book
4
Group theory and its applications. 2.
Book
5
Lectures on symmetries /
Book