| 2018 | ENTER | Household Food Waste, Tourism and Social Media: A Research Agenda. | Jamie Murphy, Ulrike Gretzel, Juho Pesonen, Anne-Liise Elorinne, Kirsi Silvennoinen |
| 2017 | ENTER | The Role of Humour in Driving Customer Engagement. | Jing Ge, Ulrike Gretzel |
| 2016 | ENTER | Innovation-Related Organizational Decision-Making: The Case of Responsive Web Design. | Chris Gibbs, Ulrike Gretzel, Zahra Noorani |
| 2015 | ENTER | Changing Practices/New Technologies: Photos and Videos on Vacation. | Anja Dinhopl, Ulrike Gretzel |
| 2015 | ENTER | Drivers of Responsive Website Design Innovation by Destination Marketing Organizations. | Chris Gibbs, Ulrike Gretzel |
| 2014 | ENTER | Strategic Use of Social Media Affordances for Marketing: A Case Study of Chinese DMOs. | Jing Ge, Ulrike Gretzel, Rodney J. Clarke |
| 2014 | ENTER | Breaking Up is Hard to Do: Why Do Travellers Unlike Travel-Related Organizations? | Ulrike Gretzel, Anja Dinhopl |
| 2013 | ENTER | Destination Expertise in Online Travel Communities. | Martin Hochmeister, Ulrike Gretzel, Hannes Werthner |
| 2012 | ENTER | What's in a Travel Review Title? | Silvia De Ascaniis, Ulrike Gretzel |
| 2012 | ENTER | Differences in Social Presence Perceptions. | Myunghwa Kang, Ulrike Gretzel |
| 2011 | ENTER | Travel Opinion Leaders and Seekers. | Kyung Hyan Yoo, Ulrike Gretzel, Florian Zach |
| 2010 | ENTER | Do Negative Experiences Always Lead to Dissatisfaction? - Testing Attribution Theory in the Context of Online Travel Reviews. | Jingxian Jiang, Ulrike Gretzel, Rob Law |
| 2010 | ENTER | Looking Does not Automatically Lead to Booking: Analysis of Clickstreams on a Chinese Travel Agency Website. | Jun Shao, Ulrike Gretzel |
| 2009 | ENTER | Effectiveness of eBrochures: An Analysis of Use Patterns. | Faiz Anuar, Zheng Xiang, Ulrike Gretzel |
| 2009 | ENTER | Role of Community Informatics in Heritage Tourism Development. | Ulrike Gretzel, Hanyoung Go, Kyunghee Lee, Tazim Jamal |
| 2009 | ENTER | Comparison of Deceptive and Truthful Travel Reviews. | Kyung Hyan Yoo, Ulrike Gretzel |
| 2009 | ENTER | Trust in Travel-related Consumer Generated Media. | Kyung Hyan Yoo, Yoonjung Lee, Ulrike Gretzel, Daniel R. Fesenmaier |
| 2008 | ENTER | Use and Impact of Online Travel Reviews. | Ulrike Gretzel, Kyung Hyan Yoo |
| 2008 | ENTER | Investigating the Effects of Product Type on Online Decision-Making Styles. | Young A. Park, Ulrike Gretzel |
| 2008 | ENTER | Tourist Activated Networks: Implications for Dynamic Packaging Systems in Tourism. | Florian Zach, Ulrike Gretzel, Daniel R. Fesenmaier |
| 2007 | ENTER | Web-based Recommenders for Personalized City Tours: A Usage Analysis. | Ronny Kramer, Marko Modsching, Klaus ten Hagen, Ulrike Gretzel |
| 2007 | ENTER | Behavioural Impacts of Mobile Tour Guides. | Ronny Kramer, Marko Modsching, Klaus ten Hagen, Ulrike Gretzel |
| 2006 | ENTER | A Field Trial to Elicit Individual Preferences in the Context of a Mobile Dynamic Tour Guide. | Ronny Kramer, Marko Modsching, Klaus ten Hagen, Ulrike Gretzel |
| 2006 | ENTER | Capturing the Beaten Paths: A Novel Method for Analysing Tourists' Spatial Behaviour at an Urban Destination. | Marko Modsching, Ronny Kramer, Ulrike Gretzel, Klaus ten Hagen |
| 2006 | ENTER | Evaluation of Emerging Technologies in Tourism: The Case of Travel Search Engines. | Young A. Park, Ulrike Gretzel |
| 2006 | ENTER | Measuring the Credibility of Recommender Systems. | Kyung Hyan Yoo, Ulrike Gretzel |
| 2005 | ENTER | Persuasiveness of Preference Elicitation Processes in Destination Recommendation Systems. | Ulrike Gretzel, Daniel R. Fesenmaier |
| 2004 | ENTER | Tell Me Who You Are and I Will Tell You Where to Go: Travel Personality Testing for Destination Recommendation Systems. | Ulrike Gretzel, Nicole Mitsche, Yeong-Hyeon Hwang, Daniel R. Fesenmaier |
| 2004 | ENTER | Intelligent Search Support: Building Search Term Associations for Tourism-Specific Search Engines. | Ulrike Gretzel, Karl Wber |
| 2003 | ENTER | Experience-based Internet Marketing: An Exploratory Study of Sensory Experiences Associated with Pleasure Travel to the Midwest United States. | Ulrike Gretzel, Daniel R. Fesenmaier |
| 2002 | ENTER | Implementing Knowledge-Based Interfirm Networks in Heterogeneous B2B Environments: A Case Study of the Illinois Tourism Network. | Ulrike Gretzel, Daniel R. Fesenmaier |
| 2002 | ENTER | Behavioral Foundations for Human-Centric Travel Decision-Aid Systems. | Yeong-Hyeon Hwang, Ulrike Gretzel, Daniel R. Fesenmaier |
| 2001 | ENTER | Measuring Effective IT Use among American Convention and Visitors Bureaus. | Ulrike Gretzel, Daniel R. Fesenmaier |