Weihe, Hans-Jørgen Wallin (2020-07-16), "konventikkel", Store norske leksikon (in Norwegian Bokmål), archived from the original on 7 April 2022, retrieved 2021-07-31
Weihe, Hans-Jørgen Wallin (2020-07-16), "konventikkel", Store norske leksikon (in Norwegian Bokmål), archived from the original on 7 April 2022, retrieved 2021-07-31