Ya. A. Butko, “Feynman Formulas and Functional Integrals for Diffusion with Drift in a Domain on a Manifold”, Mat. Zametki, 83:3 (2008), 333–349; Math. Notes, 83:3 (2008), 301–316
Ya. A. Butko, “Function integrals corresponding to a solution of the Cauchy–Dirichlet problem for the heat equation in a domain of a Riemannian manifold”, Fundam. Prikl. Mat., 12:6 (2006), 3–15; J. Math. Sci., 151:1 (2008), 2629–2638
Ya. A. Butko, “Functional Integrals for the Schrodinger Equation on Compact Riemannian Manifolds”, Mat. Zametki, 79:2 (2006), 194–200; Math. Notes, 79:2 (2006), 178–184
Ya. A. Butko, “The Feynman-Kac-Ito formula for an infinite-dimensional Schrödinger equation with scalar and vector potentials”, Nelin. Dinam., 2:1 (2006), 75–87