Ernst, W., 1986, Extensive Flachdachbegrünung – Modeerscheinung oder technische Problemlösung, in: Das Gartenamt, , 9
- Author : Ernst, W.
- Year : 1986
- Title English : Extensive flat green roofs: fashion of problem solving
- Journal/Series : Das Gartenamt
- Volume Number (ANNUAL: Counting Volumes of the Year shown above) : 9
- Pages : 541-553
- Contents in English : A general introduction into some roof systems.
- Comments/Notes : KEYWORDS: roof gardens, roof systems