An analogue of Saint Venant's principle and uniqueness of the first boundary-value problem in unbounded regions for a third order equation of combined type

An analogue of Saint Venant’s principle and uniqueness of the first boundary-value problem in unbounded regions for a third order equation of combined type. (2006). Neliniini Kolyvannya, 9(1), 117-126. https://twinhead.imath.kiev.ua/index.php/nosc/article/view/384