Study of the system Ca0-Si0₂-H₂0 under pressures of 800-900 atm at 250C. Issledovanie sistemy Ca0-Si0₂-H₂0 v usloviyakh davlenii 800-900 ati i temperatury 523K /
Volkonsky, B. V.
Konovalov, P. F.
Tolmachev, G. P.
Garston, 
1967.
[With a bibliography.]
Duplicated.