Below are a few links that may help you find out information.
There are also a lot of books in the whare to help.
You will need to reference anything that you get information from.
Haka at home - series
Tamariki haka
Hakapedia
Haka - Expression of inner energy
Facebook - wiri (look at home)
NUTUBE HAKA
Tik tok - wiri (you may need your phone for this one or look at home)
The power and purpose of kapahaka
Haka experience
Hakalife