The Krasser collection in the Faculty of Sciences, Charles University, Prague – new insights into the Middle Jurassic flora of Sardinia Evelyn Kustatscher , Giovanni G. Scanu , Jiří Kvaček , Johanna H. A. Van Konijnenburg-van Cittert 2016 | ročník 72 | číslo 3-4 | stránky 140–154 PDF