https://www.youtube.com/watch?v=HVPlqPPPRS4&NR=1
http://prola.aps.org/abstract/PRD/v1/i12/p3224_1
http://scholar.google.ca/scholar?hl=en&lr=&q=Tachyon
http://prola.aps.org/abstract/PR/v183/i5/p1105_1
http://www.iop.org/EJ/abstract/0038-5670/17/5/A10
http://wildcard.ph.utexas.edu/~sudarshan/pub/1970_008.pdf
http://scholar.google.ca/scholar?hl=en&lr=&q=Soliton
http://www.google.ca/search?hl=en&q=matter+waves&meta=
http://scholar.google.ca/scholar?hl=en&lr=&q=matter+waves
http://books.google.com/books?q=Tachyon+Soliton
http://books.google.com/books?q=matter+waves
http://books.google.com/books?q=tachyon+matter+waves
http://books.google.com/books?q=soliton+matter+waves
http://images.google.com/images?hl=en&q=tachyon&gbv=2
http://images.google.com/images?gbv=2&hl=en&q=soliton
http://images.google.com/images?gbv=2&hl=en&q=matter+waves