@article {28146,
	title = {Onsite 3D marking for construction activity tracking},
	journal = {Automation in construction},
	volume = {30},
	year = {2013},
	pages = {136-143},
	url = {https://doi.org/10.1016/j.autcon.2012.11.027},
	author = {Arash Shahi and Jeffrey S West and Carl T Haas}
}