С 1985

138

490
Hara. N , Chan. С                          F
and Mitsuda,          T (1978) Cem Concr Res        8          113

491
Hamid. S A (1981) Zeit Knst 154. 189

492
Hara. N and Inoue, N
(1980) Cem Concr Res 10, 677

493
Hara. N , Inoue. N and
Noma, H , in 8th ICCC, Vol 3, p 160 (1986)

494 Henning
О ,
in The Infrared Spectra of Minerals (ed V С Farmer), p 445,
Mineralogical Society. London (1974)

495
Hernandez-Moreno. M J .
Ulibarn, M A . Rendon. J L and Serna. С J

(1985)
Pins Chem Minerals 12, 34

496
Houtepen. С J M   and Stein. H N (1976) Cem    Concr Res
6    651

497
Halse. Y Goult. D    J
and Pratt. P L (1984) Br    Ceram Proc     35        403

498 Harchand
К S
. Vishwamittar and Chandra. К (1980) C£m Concr Res 10. 243

499
Hobbs. D W (1978) Cem Concr Res 8. 2П

500
Helmuth R A in 7th ICCC Vol 3. p VI-0 16 (1980)

138