1. ASTM Standard E1530, 1999 (2006), Standard test method for evaluating the resistance to thermal transmission of materials by the guarded heat flow meter technique, ASTM International, West Conshohocken, PA, 2006
2. ASTM Standard C177, 1997 (2010), Standard test method for steady-state heat flux measurements and thermal transmission properties by means of the guarded-hot-plate apparatus, ASTM International, West Conshohocken, PA, 2010