@inproceedings{HUB-CSES/ALP14, author = "M. S. Ahmad and N. T. Le and N. Pinkwart", title = "Requirements for Supporting School Field Trips with Learning Tools", year = 2014, booktitle = "Proceedings of 9th European Conference on Technology Enhanced Learning (EC-TEL 2014)", publisher = "Springer", keywords = "ied", doi = "10.1007/978-3-319-11200-8_28" }