Keith Kowalczykowski Kian Win Ong Kevin Keliang Zhao Alin Deutsch Yannis Papakonstantinou Michalis Petropoulos Do-It-Yourself custom forms-driven workflow applications. 2009 CIDR http://www-db.cs.wisc.edu/cidr/cidr2009/Paper_108.pdf conf/cidr/2009 db/conf/cidr/cidr2009.html#KowalczykowskiOZDPP09