Viegas, C., Marques, A., Alves, G. R., Mykowska, A., Galanis, N., Alier, M., et al.. (2014). TRAILER: A Tool for Managing Informal Learning. International Journal of Human Capital and Information Technology Professionals, 5(3), 1 - 17. presented at the Feb-02-2014. doi:http://dx.doi.org10.4018/ijhcitp.2014070101

Viegas, C., Marques, A., Alves, G. R., Galanis, N., Brouns, F., Janssen, J., et al.. (2013). Using the TRAILER Tool for Managing Informal Learning in Academic and Professional Contexts: The Learner Perspective. In Proceedings of the First International Conference on Technological Ecosystems for Enhancing Multiculturality (TEEM’13) (Salamanca, Spain, November 14-15, 2013) (pp. 529-534). New York, NY, USA: ACM. doi:10.1145/2536536.2536617

Conde-González, M. Á., García-Peñalvo, F. J., Zangrando, V., García-Holgado, A., Seoane-Pardo, A., Alier, M., et al.. (2013). Enhancing informal learning recognition through TRAILER project. In Proceedings of the Workshop on Solutions that Enhance Informal Learning Recognition (WEILER 2013). Co-located with 8th European Conference on Technology Enhanced Learning (EC-TEL 2013) (Paphos, Cyprus, September 18, 2013) (pp. 21-30). CEUR Workshop Proceedings. doi:http://dx.doi.org/10.13140/RG.2.1.3107.5362

Hutchison, D., Kanade, T., Kittler, J., Kleinberg, J. M., Mattern, F., Mitchell, J. C., et al.. (2013). A Tool to Aid Institutions Recognize Their Employees Competences Acquired by Informal Learning. In D. Hernández-Leo, Ley, T., Klamma, R., & Harrer, A. (Eds.), Scaling up Learning for Sustained Impact (Vol. 8095, pp. 552 - 555). Berlin, Heidelberg: Springer. doi:10.1007/978-3-642-40814-410.1007/978-3-642-40814-4_56