Some methods for making fractures and increasing permeability of porous media by means of two-shockwave interference technique
NING Jing, NING Shu-nian, SHI Ya-liu, DUAN Jian-bin
Editorial office of ACTA PETROLEI SINICA . 2004, (3): 79 -82,90 .  DOI: 10.7623/syxb200403016

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