7Kaiser P K, Maloney S. Morgenstem N R. The Time Dependent Properties of Tunnel in Highly Stressed Rocks[A]. In: Proc. the 5th Cong. ISRM (D)[C], [s. l,]: A.A. Balkema, 1983. 329-335.
9Nuesch R, Madsen F T, Steiner W. Long time swelling of anhydritic rocks: Mineralogical and micro structural evaluation[A], In: Proc. the 8th ISRM Cong.[C]. [s. l.]: A.A. Balkema, 1995. 133-138.
10Grob H. Swelling and heave in swiss tunnels[J]. Bulletin of IAEG,Krefeld, 1975, (13): 55-60.
