Geography Periodicals 65 Study and teaching 54 Description and travel 31 Data processing 26 Study and teaching (Secondary) 26 Congresses 22 Physical geography 21 Geology 19 Dictionaries 18 History 17 Statistical methods 16 Human geography 15 Research 15 Methodology 14 Economic conditions 12 Geographic information systems 12 Information storage and retrieval systems 12 Bibliography 11 Historical geography 9 Mathematics 9 Maps 8 Gazetteers 7 Human ecology 6 Land use 6 Mathematical models 6 Philosophy 6 Remote sensing 6 Science 5 Societies, etc 5