Phialopteris heterophylla (Sternberg ex Göppert, 1836) comb. nov., a rare schizaeaceous fern from the Early Jurassic of Bavaria Johanna H. A. Van Konijnenburg-van Cittert , Christian Pott , Evelyn Kustatscher , Stefan Schmeisser , Günter Dütsch , Johan van der Burgh 2018 | ročník 74 | číslo 1-2 | stránky 55–64 PDF
