Human or Automatic Answers? A User's Based Study. - Cristina N. González-Caro; Mari-Carmen Marcos; Liliana Calderón-Benavides; Ricardo Baeza-Yates (LA-WEB, 2008)

User Study of the Assignment of Objective and Subjective Type Tags to Images in Internet - Evaluation for Native and non Native English Language Taggers. - David F. Nettleton; Mari-Carmen Marcos; Bartolomé Mesa-Lao (KDIR, 2009)

Image Tagging in the Spanish Language in Internet - A User Study and Data Analysis. - David F. Nettleton; Mari-Carmen Marcos; Bartolomé Mesa-Lao (LA-WEB/CLIHC, 2009)

A user study of web search session behaviour using eye tracking data. - Mari-Carmen Marcos; David F. Nettleton; Diego Sáez-Trumper (BCS HCI, 2012)

An Eye Tracking Study on Text Customization for User Performance and Preference. - Luz Rello; Mari-Carmen Marcos (LA-WEB, 2012)

ECIR 2012: 34th european conference on information retrieval research. - Ricardo Baeza-Yates; Mari-Carmen Marcos; Arjen P. de Vries; Hugo Zaragoza; Berkant Barla Cambazoglu; Vanessa Murdock 001; Alvaro Barreiro; David E. Losada; Ronny Lempel; Fabrizio Silvestri; Mounia Lalmas (SIGIR Forum, 2012)

Size matters (spacing not): 18 points for a dyslexic-friendly Wikipedia. - Luz Rello; Martin Pielot; Mari-Carmen Marcos; Roberto Carlini (W4A, 2013)

Analysis of the user queries of an e-commerce bookstore in terms of the Library of Congress classification and key publishers. - David F. Nettleton; Ricardo Baeza-Yates; Mari-Carmen Marcos (Inf. Res., 2013)

User engagement in online News: Under the scope of sentiment, interest, affect, and gaze. - Ioannis Arapakis; Mounia Lalmas; Berkant Barla Cambazoglu; Mari-Carmen Marcos; Joemon M. Jose (J. Assoc. Inf. Sci. Technol., 2014)

Effect of Snippets on User Experience in Web Search. - Mari-Carmen Marcos; Ferran Gavin; Ioannis Arapakis (Interacción, 2015)

Make It Big!: The Effect of Font Size and Line Spacing on Online Readability. - Luz Rello; Martin Pielot; Mari-Carmen Marcos (CHI, 2016)