On the Program and Preliminary Results of Investigations of Intraday and Interdiurnal Flux Variability of Extragalactic Radio Sources at Telescopes of Ventspils International Radio Astronomy Center (VIRAC) - A. L. Sukharev; V. V. Bezrukov; Ju. Bleiders; A. A. Orbidans; M. I. Rjabov (Radio Physics and Radio Astronomy, 2017)