Ing. Dr. František Gregor, CSc., Dr.h.c. oslavil v roce 2016 devadesátiny
Ing. Dr. František Gregor, CSc., Dr.h.c. celebrated his 90th birthday in 2016
Czech, English summary
Klapalekiana 53(1–2): 171-174, 2017
Zdeněk Laštůvka & Hana Šefrová
Published in print: 28th July 2017
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