The country report on forest genetic resources. Poland
https://www.lasy.gov.pl/pl/informacje/publikacje/in-english/the-country-report-on-forest-genetic-resources-poland/view
https://www.lasy.gov.pl/pl/informacje/publikacje/in-english/the-country-report-on-forest-genetic-resources-poland/@@download/image/genetic resources report.jpg
The country report on forest genetic resources. Poland