The viscosity of synthetic and natural silicate melts and glasses at high temperatures and 1 bar (10p5 sPascals) pressure and at higher pressures / by Michael P. Ryan and James Y.K. Blevins ; prepared in cooperation with the Hawaii Institute of Geophysics of the University of Hawaii.
Imprint
[Reston, Va.?] : Dept. of the Interior, U.S. Geological Survey, 1987.