1. Why we tag: Motivations for annotation in mobile and online media;Ames,2007
2. Methods of social research;Bailey,1994
3. Typologies and taxonomies: An introduction to classification techniques;Bailey,1994
4. Storytelling with digital photographs;Balabanovic,2000
5. Image attributes: A study of scientific diagrams;Brunskill;Proceedings of the Annual Meeting of the American Society For Information Science,2002