Investigation of solvability conditions of certain boundary value problem by perturbation method
By: Mahmud, Akram Hasan. al-Tarbiyah wa-al-Ilm : Majallat ilmiyah lil-Buhuth al-Ilmiyah al-Asasiyah. Vol. 23, no. 1 (2010), pp.54-63, 10 p.
Subjects: Partial differential equations