• Two New Methods for Defining Shut‑In Pressure in Hydraulic Fracturing Tests 

      Trinh, Quoc Nghia; Hagen, Simon Alexander; Strømsvik, Helene; Larsen, Trond Erik; Grøv, Eivind (Peer reviewed; Journal article, 2023)
      Hydraulic fracturing is one of the most common methods to determine in situ rock stress. The interpretation of the shut-in pressure to determine the minor principal stress is an important element of this method, and many ...