There are three main ways to find the articles you need:
Join Christchurch City Libraries and choose "Digital Only Membership" for instant database access. This will give you 3 months access. After that you will need to visit any Christchurch City library. Click here for more information.
Google Scholar is a good alternative place to look for academic articles.
eTV records and archives TV programs for educational purposes. Many programs have great Kiwi content. All you need to do is log in, then search for what takes your fancy to watch online.