1. Sur les solutions de l’équation linéaire du type parabolique déterminées par les conditions initiales;Krzyzański;Ann. Soc. Polon. Math,1945
2. Representation theorems for parabolic systems
3. Non-local boundary value problems for parabolic equation;Kerefov;Differentsial’nye Uravnenija,1979
4. Non-local parabolic problems and the inverse heat-conduction problem;Vabishchevich;DifferentsiaPnye Uravnenija,1981