@article{201611.0092,
	doi = {10.20944/preprints201611.0092.v2},
	url = {https://doi.org/10.20944/preprints201611.0092.v2},
	year = 2016,
	month = {November},
	publisher = {Preprints},
	author = {Xingang Wang},
	title = {A Semi-Formal Multi-Policy Secure Model for Semantic Spatial Trajectories},
	journal = {Preprints}
}