Bohemian Silurian and Devonian Proetidae (Trilobita).
New flexible crinoids from the silurian and devonian of the Czech Republic. /
Devonian goniatites from the Barrandian Area, Czechoslovakia : submitted December 16, 1980, received for Publication April 6, 1981 /
Silurian brachiopods and benthic comunities in the Prague basis (Czechoslovakia) /
Travels with trilobites : adventures in the paleozoic /
Palaeoecology of Berounian trilobites from the Barrandian area (Bohemia, Czechoslovakia) /
Ordovician trilobites of Bolivia /
Index of Bohemian Trilobites /
Kdo naletí ! Trilobit.
The dendroid graptolites of the Silurian of Bohemia /
The trilobite family Cyclopygidae Raymond in the ordovician of Bohemia.
Upper devonian corals of the Mackenzie river region Canada /
Czechoslovakia.
Czechoslovakia : Prague /
Czechoslovakia = Tschechoslowakei.
Czechoslovakia : the state that failed /
Czechoslovakia : Prague castle.
Czechoslovakia : a bibliographic guide /
Czechoslovakia today /
The Phacopid Trilobites of the Silurian and Devonian of Czechoslovakia.