Silcotub SA
- Manufacturer of hot rolled seamless and cold drawn steel tubing. List of products and size specification tables. Based in Zalau, with offices in Bucharest.
- http://www.silcotub.ro/

Zalau
- Contains an overview of the city, including details about its population, its history and its ethnic structure.
- http://www.crwflags.com/fotw/flags/ro-zalau.html