Angel Films and Angel Rentals [www.angelfilms.com]

Oy Filmfotograferna Ab [www.suomenfilmfotograferna.fi]

Oy Filmfotograferna Ab [www.suomenfilmfotograferna.fi/Tiffen/tiffen.html]
Tiffen-filters.

Warner Bros [wbsf.warnerbros.com/index.html]
Studios Facilities.

DVD Demystified [www.dvddemystified.com/dvdfaq.html]

Videography Basics. Online Textbook. [www.personal.kent.edu/~lhanson/index.html]

Juha Vanhanen: [mlab.uiah.fi/~juha/15rev7.htm]
DHEViVaFPP - Digital High-End Visualization in Video and Film Production Process