Publication
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[Proceedings of the symposium 'Molluscan Palaeontology' : 11th International Malacological Congress, Siena (Italy) 30th August - 5th September 1992 / A.W. Janssen and R. Janssen (editors)]: Holocene malacofaunal assemblages in Hungary Article
Scripta Geologica. Special Issue, 2(7), 121-125.January 1992
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[Proceedings of the symposium 'Molluscan Palaeontology' : 11th International Malacological Congress, Siena (Italy) 30th August - 5th September 1992 / A.W. Janssen and R. Janssen (editors)]: The Mesozoic Marine Revolution and epifaunal bivalves Article
Scripta Geologica. Special Issue, 2(8), 127-153.January 1992
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The taxonomy and biogeography of the viridis group of the genus Baeturia Stål, 1866 (Homoptera, Tibicinidae) Article
Bijdragen tot de dierkunde, 61(3), 163-183.January 1992
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[Proceedings of the symposium 'Molluscan Palaeontology' : 11th International Malacological Congress, Siena (Italy) 30th August - 5th September 1992 / A.W. Janssen and R. Janssen (editors)]: Biostratigraphic studies on planktonic gastropods from the Tertiary of the Central Paratethys Article
Scripta Geologica. Special Issue, 2(2), 57-66.January 1992
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[Proceedings of the symposium 'Molluscan Palaeontology' : 11th International Malacological Congress, Siena (Italy) 30th August - 5th September 1992 / A.W. Janssen and R. Janssen (editors)]: The bivalve shell as a preservation trap, as illustrated by the Late Jurassic gryphaeid, Deltoideum delta (Smith). Article
Scripta Geologica. Special Issue, 2(22), 417-433.January 1992
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Progress in Malesian botany Article
Flora Malesiana Bulletin, 11(1), 3-8.January 1992
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[Proceedings of the symposium 'Molluscan Palaeontology' : 11th International Malacological Congress, Siena (Italy) 30th August - 5th September 1992 / A.W. Janssen and R. Janssen (editors)]: Palaeobiogeographical observations on Villafranchian continental molluscs of Italy Article
Scripta Geologica. Special Issue, 2(6), 101-119.January 1992
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[Proceedings of the symposium 'Molluscan Palaeontology' : 11th International Malacological Congress, Siena (Italy) 30th August - 5th September 1992 / A.W. Janssen and R. Janssen (editors)]: Revision of Middle Miocene holoplanktonic gastropods from Poland, published by the late Wilhelm Krach Article
Scripta Geologica. Special Issue, 2(9), 155-236.January 1992