HOUGHTON, R.W.// OU, HSIEN-WANG. (COLUMBIA UNIV., PALISADES, NY (UNITED STATES). LAMONT-DOHERTY GEOLOGICAL OBSERVATORY)United States. Dept. of Energy(United States. Dept. of Energy)1991.
HOUGHTON, R.W.// OU, HSIEN-WANG. (COLUMBIA UNIV., PALISADES, NY (USA). LAMONT-DOHERTY GEOLOGICAL OBSERVATORY)United States. Dept. of Energy(United States. Dept. of Energy)1990.