APA-referens (7:e uppl.)

Li, X., Feng, Z., Han, G., Elsworth, D., Marone, C., Saffer, D., & Cheon, D. (2016). Breakdown pressure and fracture surface morphology of hydraulic fracturing in shale with H 2 O, CO 2 and N 2. Geomechanics and Geophysics for Geo-Energy and Geo-Resources, 2(2), 63-76. https://doi.org/10.1007/s40948-016-0022-6

Chicago-referens (17:e uppl.)

Li, Xiang, Zijun Feng, Gang Han, Derek Elsworth, Chris Marone, Demian Saffer, och Dae-Sung Cheon. "Breakdown Pressure and Fracture Surface Morphology of Hydraulic Fracturing in Shale with H 2 O, CO 2 and N 2." Geomechanics and Geophysics for Geo-Energy and Geo-Resources 2, no. 2 (2016): 63-76. https://doi.org/10.1007/s40948-016-0022-6.

MLA-referens (9:e uppl.)

Li, Xiang, et al. "Breakdown Pressure and Fracture Surface Morphology of Hydraulic Fracturing in Shale with H 2 O, CO 2 and N 2." Geomechanics and Geophysics for Geo-Energy and Geo-Resources, vol. 2, no. 2, 2016, pp. 63-76, https://doi.org/10.1007/s40948-016-0022-6.

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