Ministry of Science and Higher Education, Republic of Poland
www.nauka.gov.pl
National Science Centre
www.ncn.gov.pl
National Centre for Research and Development
www.ncbir.pl
Polish Science Database
www.nauka-polska.pl
Polish Society of Theoretical and Applied Mechanics
www.ptmts.org.pl
Polish Association for Computational Mechanics
www.ptmkm.pl
Thomson Reuters Web of Knowledge
apps.webofknowledge.com
SCImago Journal & Country Rank
www.scimagojr.com