@inproceedings{DiGRA-2003-SunLH,
	author        = "Chuen-Tsai Sun and Holin Lin and Cheng-Hong Ho",
	booktitle     = "{Proceedings of the Second Digital Games Research Conference: Level Up}",
	ee            = "http://www.digra.org/digital-library/publications/game-tips-as-gifts-social-interactions-and-rational-calculations-in-computer-gaming/",
	title         = "{Game Tips as Gifts: Social Interactions and Rational Calculations in Computer Gaming}",
	year          = 2003,
}