Publication
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Carbonate petrology of algal limestones (Lois-Ciguera Formation, Upper Carboniferous, León, Spain) Article
Leidse Geologische Mededelingen, 47(1), 1-53.January 1971
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Parasites as plant taxonomists Article
Flora Malesiana Bulletin, 25(1), 1907-1908.January 1971
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Expeditions and other exploration Article
Flora Malesiana Bulletin, 25(1), 1888-1893.January 1971
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A preliminary revision of the genus Rotala (Lythraceae) in Malesia Article
Blumea: Biodiversity, Evolution and Biogeography of Plants, 19(1), 53-56.January 1971
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New journals Article
Flora Malesiana Bulletin, 26(1), 2045-2046.January 1972
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Some notes on Ornithogalum umbellatum L. and Ornithogalum divergens Bor Article
Mededelingen van het Botanisch Museum en Herbarium van de Rijksuniversiteit te Utrecht, 374(1), 257-260.January 1972
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Fluvial sediments of Cretaceous Age along the southern border of the Cantabrian Mountains, Spain Article
Leidse Geologische Mededelingen, 48(2), 275-362.January 1972
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Polyplacophora of the Caribbean Region Article
Studies on the Fauna of Curaçao and other Caribbean Islands, 41(1), 1-162.January 1972