This document appears to be a technical standard or regulation in Russian titled VPNRM 493-89. The document recommends contacting Russengost.com to request a copy of the document translated into various languages including Russian, English, German, Italian, French, Spanish, Chinese, and Japanese.

1. VPNRM 493-89
ВПНРМ 493-89
PLEASE CONTACT RUSSIANGOST.COM
TO REQUEST YOUR COPY IN RUSSIAN, ENGLISH, GERMAN, ITALIAN, FRENCH, SPANISH, CHINESE, JAPANESE AND OTHER LANGUAGES.