Voir la notice du chapitre de livre provenant de la source Math-Net.Ru
[1] Shafeev M. N., “Reshenie odnoi ploskoi zadachi Stefana dlya poluprostranstva metodom vyrozhdennykh gipergeometricheskikh preobrazovanii”, IFZh, 34:4 (1978), 713–722
[2] Khakimov Kh. R., Zamorazhivanie gruntov v stroitelnykh tselyakh, Gosstroiizdat, M., 1962, 257 pp.
[3] Dikii L. A., “Formuly sledov dlya differentsialnykh operatorov Shturma–Liuvillya”, UMN, 13:3(81) (1958), 111–143
[4] Fedoryuk M. V., Asimptoticheskie metody dlya lineinykh obyknovennykh differentsialnykh uravnenii, Nauka, M., 1983, 352 pp.
[5] Koddington E. A., Levinson N., Teoriya obyknovennykh differentsialnykh uravnenii, Inostr. lit-ra, M., 1958, 474 pp.
[6] Nikiforov A. F., Uvarov V. B., Spetsialnye funktsii matematicheskoi fiziki, Nauka, M., 1984, 344 pp.
[7] Zainullin R. G., “Ob odnom analiticheskom podkhode k resheniyu odnomernoi zadachi perenosa tepla so svobodnymi granitsami”, Izv. vuzov. Matem., 2008, no. 2, 24–31