1. Effect of cavity absorption on the sound transmission loss of steel-stud gypsum wallboard panels;Loney;J. Acoust. Soc. Amer.,1971
2. Transmission Loss of Plasterboard Walls;Northwood;National Research Council of Canada, Division of Building Research, Building Research Note No. 66,1968
3. Sound transmission loss of gypsum wall board partitions: Report No. 2 — steel stud partitions having cavities filled with glass fibre batts;Green;J. Acoust. Soc. Amer.,1982
4. Australian Standard 1191–1985,1985