• 3 Journals, Magazines, Newspapers

• 1 Description and travel
• 1 Economic development
• 1 Geography
• 1 Physical geography
• 1 Phytogeography
• 1 Plant diseases
• 1 Plant ecology

• 1 International Society for Plant Geography and Ecology
• 1 International Society of Vegetation Science
• 1 Mediterranean Phytopathological Union
• 1 Pan American Institute of Geography and History
• 1 Pan American Institute of Geography and History. Commission on Geography

• 3 English
• 2 German
• 2 Italian
• 2 Portuguese

• 1 Latin America
• 1 Mediterranean Region

• 3 Periodicals

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