1. Úvodník: chvála laboratorních deníků Creator: Valenta, Jan Format: print, bez média, and svazek Type: model:article and TEXT Subject: physics, 6, and 53 Language: Czech Description: Jan Valenta. Rights: http://creativecommons.org/licenses/by-nc-sa/4.0/ and policy:public
2. Úvodník: Nejprve smích a potom zamyšlení - Ig Nobelovy ceny Creator: Valenta, Jan Format: bez média and svazek Type: model:article and TEXT Subject: Nobelovy ceny, Nobel Prizes, 6, and 53 Language: Czech Description: Jan Valenta. Rights: http://creativecommons.org/licenses/by-nc-sa/4.0/ and policy:public