@book{193829,
	author = {Steen, Matt},
	title = {Opinion: Digitizing well completions reduces the cost to complete a well},
	year = {ene. 2021},
	url = {https://epplus.hartenergy.com/issue/january-2021/opinion-digitizing-well-completions-reduces-the-cost-to-complete-a-well/}
}