Norsk Data A/S, Oslo, Norway, has signed up Mycro-Tek Inc of Wichita, Kansas as exclusive US sales agent for its Comtec Integrated Publishing Systems; the companies look for the initial three-year agreement to result in revenues of $50m for Mycro-Tek and $30m for Norsk Data; Mycro-Tek claims that it has the largest installed base of front-end publishing systems in the US, where it has more than 650 customers.