Some items from this specific schematic: Owners Manual (50etsk/etlk), Service Manual (50etsk/etlk), Owners Manual (9.9sk/9.9lk/9.9esk/9.9elk, Service Manual (50etsn/etln).
The 50etsn/etln 1984/1985 Manuals consists of four pieces with the Service Manual (50etsk/etlk) being the most expensive.