In Russian. Huseynov, Ashraf Iskender ogly. An introduction to the theory of non-linear singular integral equations. Vvedenie v teoriyu nelineynykh singulyarnykh integral'nykh uravneniy. In Russian /Introduction to the theory of non-linear singular integral equations . All images are for identification of editions only. Several books of the same edition may be available. Please feel free to request photos of available books. SKU1009512