- Marian Bartlett, Gwen Littlewort, Javier Movellan, Esra Vural, Kang Lee, Müjdat Çetin, and Aytül Erçil, "Datamining Spontaneous Facial Behavior with Automatic Expression Coding," Verbal and Nonverbal Features of Human-Human and Human-Machine Interaction, A. Esposito, N.G. Bourbakis, N. Avouris, and I. Hatzilygeroudis (eds.), Springer, Lecture Notes in Computer Science 5042, October 2008 (ISBN: 978-3540708711).
 - Esra Vural, Müjdat Çetin, Aytül Erçil, Gwen Littlewort, Marian Bartlett, and Javier Movellan, "Machine Learning Systems for Detecting Driver Drowsiness," In-Vehicle Corpus and Signal Processing for Driver Behavior.
 - Abut, Hüseyin and Erdoğan, Hakan and Erçil, Aytül and Çürüklü, Baran and Koman, Hakkı Can and Tas, Fatih and Argunşah, Ali Özgür and Akan, Batu and Karabalkan, Harun and Çökelek, Emrecan and Fıçıcı, Osman Rahmi and Sezer, Volkan and Danıs, Serhan and Kara, "Data collection with "UYANIK": too much pain; but gains are coming," Biennial on DSP for in-Vehicle and Mobile Systems.