The influence of the characteristics of diamond powders on the features of phase transformations of the "wBN-diamond" system during sintering under high pressure conditions - I. I. Buzhanskaja; V. M. Volkogon; S. K. Avramchuk; A. V. Stepanenko; A. V. Kravchuk; Ju. A. Fedoran (Tooling materials science, 2017)