@article{201901.0302,
	doi = {10.20944/preprints201901.0302.v1},
	url = {https://doi.org/10.20944/preprints201901.0302.v1},
	year = 2019,
	month = {January},
	publisher = {Preprints},
	author = {José Gomes dos Santos and Kevin Bento and Joaquim Lourenço Txifunga},
	title = {Google Earth, Google SketchUp and GIS software; An Interoperable Work Flow for Generating Elevation Data},
	journal = {Preprints}
}