@article {11380,
	title = {A Surface Chemistry Experiment Using an Inexpensive W Contact Angle Goniometer},
	journal = {Journal of Chemical Education},
	volume = {77},
	year = {2000},
	pages = {59-62},
	url = {http://pubs.acs.org/doi/abs/10.1021/ed077p59},
	author = {M. Dion{\'\i}sio and J. Sotomayor}
}
