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2. Green roof growing substrates: types, ingredients, composition and properties;Ampim;J. Environ. Hortic.,2010
3. ASTM D4972-18, Standard Test Methods for pH of Soils;ASTM International,2018
4. ASTM F1632-03, Standard Test Method for Particle Size Analysis and Sand Shape Grading of Golf Course Putting Green and Sports Field Rootzone Mixes;ASTM International,2018
5. ASTM E2399/E2399M-19, Standard Test Method for Maximum Media Density for Dead Load Analysis of Vegetative (Green) Roof Systems;ASTM International,2019