Sullivan, G. & Crawford, L. "The Heat Stake Advantage"(PDF). Plastic Decorating Magazine (January / February 2003). Archived from the original(PDF) on 2015-06-10. Retrieved 2013-04-26.
web.archive.org
Sullivan, G. & Crawford, L. "The Heat Stake Advantage"(PDF). Plastic Decorating Magazine (January / February 2003). Archived from the original(PDF) on 2015-06-10. Retrieved 2013-04-26.