LitovchenkoV. A. Complete Solvability of the Cauchy Problem for Petrovskii Parabolic Equations in <em class="a-plus-plus">S</em&gt;-Type Spaces. Ukrains’kyi Matematychnyi Zhurnal, v. 54, n. 11, p. 1467-1479, 25 Nov. 2002.