Помогите, пожалуйста, в поиске пары статей из Acta Crystallographica.
Acta Crystallographica B. - 1978. - Vol. 34. - P. 3519-3528
Non-bonded interactions and the crystal chemistry of tetrahedral structures related to the wurtzite type (B4)
M. O'Keeffe, B. G. Hyde
- DOI:
http://dx.doi.org/doi:10.1107/S0567740878014806
Variation in d(T-O),d(T...T) and /_TOT in silica and silicate minerals, phosphates and aluminates
R. J. Hill, G. V. Gibbs
- DOI:
http://dx.doi.org/doi:10.1107/S0567740879002454