Installation and stability of inverted pyramid-shaped plugs for closing abandoned mine shafts.
By: J. S. Volosin.
Publisher: s.n
Published: 1988
Place of publication: S.l
Notes: Galena, KS demonstration project. Pages 405-412 (Poster Session Abs) in Proc. Conf. Mine Drainage and Surface Mine Reclamation, Vol. I: Mine Water and Mine Waste. USDI Bur. Mines, Inf. Circ. 9183. 413pp.

1