All subscription inquiries, orders and renewals must be addressed to our distributors:

1) Karger Libri

International Subscription Agency

E-mail: journals@libri.karger.ch; http://www.libri.ch

2) East View Information Services, Inc.

Address in the USA: 3020 Harbor Lane North , Minneapolis, Minnesota 55447.

Tel.: +(763) 550-0961, Fax: +(763) 559-2931

3) Informnauka

Adress in Russia: Ulitsa Usievicha 20, korpus 2, Moscow 125190

Tel.: +7 (495) 787-38-73, 155-43-42

E-mail: cnm@viniti.ru; http://www.informnauka.com

4) Ural-Press

Tel.: +7 (499) 705 91 55/p>

E-mail: export@ural-press.ru; www.ural-press.ru

You can also subscribe our journal by sending the subscription fee to the editors to ‘Uchitel’ Publishing House (Volgograd, Russia).

Address for orders and correspondence: ‘Uchitel’ Publishing House, 122 Kirova St. 400067 Volgograd Russia

Tel.: 7(8442) 44-17-71, 42-04-08

E-mail: peruch@mail.ruk.bir@mail.ru