Russian standards
Source units of ionizing radiation for radioisotope instruments relay type. General specifications
Document status: Active
Explosive atmospheres. Part 33. Equipment protection by special protection 's'
Document status: Cancelled
Rubber insulated cables for rated voltages up to and including 450/750 V. Part 1. General requirements
Document status: Replaced by GOST R IEC 60245-1-2009
Stabilized low voltage power units type 591 for electronics. General specifications
Document status: Active
Explosive atmospheres. Part 10-1. Classification of areas. Explosive gas atmospheres
Document status: Active