That's not what a subsurface well is. https://www.sciencedirect.com/science/article/abs/pii/B978012809240800006X https://www.sciencedirect.com/science/article/

That's not what a subsurface well is. https://www.sciencedirect.com/science/article/abs/pii/B978012809240800006X https://www.sciencedirect.com/science/article/abs/pii/B97801...