Implementation of technical building regulations; guideline on the use of chipboards with regard to the prevention of unreasonable formaldehyde concentrations in room air (version of April 1981)
Edition 1981-04-29

Technical building regulations - chipboards, formaldehyde concentrations
Edition 1981-05-04

The use of chipboards with regard to the prevention of unreasonable formaldehyde concentration in room air and in in-situ foam of urea formaldehyde
Edition 1984-09-10

Technical building regulations; guidelines on the use of prestressing plates with respect to avoiding unreasonable concentrations of formaldehyde in the room air - version of April 1980
Edition 1981-05-25

Guidelines on the use of chipboards with regard to the prevention of unreasonable formaldehyde concentrations in room air
Edition 1981-06-29

Implementation of the guideline on the use of chipboards with regard to the prevention of unreasonable formaldehyde concentrations in room air - version of April 1980
Edition 1981-06-25

Decree pertaining to the introduction of technical building regulations; guideline on the use of chipboards with regard to the prevention of unreasonable formaldehyde concentrations in room air - version of April 1980
Edition 1981-07-15