1. The rise of crowdsourcing;Howe;Wired Magazine,2006
2. Crowdsourcing systems on the world-wide web;Doahn;Communications of the ACM,2011
3. Citizen science: people power;Hand;Nature,2010
4. Citizen science as an ecological research tool: challenges and benefits;Dickinson;Annual Review of Ecology, Evolution, and Systematics,2010
5. Open science and crowd science: Selected sites and resources, Issues in Science and Technology Librarianship 69 Spring;Dawson,2012