1. Publications of the Astronomical Institute of the Academy of Sciences of the Czech Republic Creator: Ruprecht, J. and Palouš, J. Type: model:periodicalitem and TEXT Language: Czech and English Description: 56 and Star clusters & associations Rights: http://creativecommons.org/licenses/by-nc-sa/4.0/ and policy:public
2. Publications of the Astronomical Institute of the Academy of Sciences of the Czech Republic Type: model:periodicalitem and TEXT Language: Czech and English Description: 55 and Prognoz data - Part III Rights: http://creativecommons.org/publicdomain/mark/1.0/ and policy:public