Belarus standards PDF
Original standard PD 6659-2000 in PDF full version. Additional info + preview on request
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Original standard PD 6660-2000 in PDF full version. Additional info + preview on request
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Original standard PD 6661-1999 in PDF full version. Additional info + preview on request
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Original standard PD 6662-2017 in PDF full version. Additional info + preview on request
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Original standard PD 6663-2000 (2011) in PDF full version. Additional info + preview on request
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Original standard PD 6665-2000 in PDF full version. Additional info + preview on request
Document status: Active