Hawkins, Timothy Gerard (2014). Studies and research regarding sound reduction materials with the purpose of reducing sound (PhD thesis). California Polytechnic State University. doi:10.15368/THESES.2014.121. S2CID13922503.
Ghaffari Mosanenzadeh, Shahrzad (2014). Design, characterization and modeling of biobased acoustic foams (PhD thesis). University of Toronto. Bibcode:2014PhDT.......199G. hdl:1807/71305.
Ghaffari Mosanenzadeh, Shahrzad (2014). Design, characterization and modeling of biobased acoustic foams (PhD thesis). University of Toronto. Bibcode:2014PhDT.......199G. hdl:1807/71305.
Hawkins, Timothy Gerard (2014). Studies and research regarding sound reduction materials with the purpose of reducing sound (PhD thesis). California Polytechnic State University. doi:10.15368/THESES.2014.121. S2CID13922503.