Controlled source strength variation by changing the firing pressure - a sensitivity study for 4D calibration Daniel Martin L Barker Martin Landrø Publication details Journal: Geophysical Prospecting, p. 480–487–8, 2012 Publisher: Blackwell Publishing Link: DOI: doi.org/10.1111/j.1365-2478.2011.01044.x Daniel Barker Senior Research Scientist You are here: Home Publications Scientific article Controlled source strength variation by changing the firing pressure – a sensitivity study for 4D calibration