https://webcache.googleusercontent.com/search?q=cache:aGcmjYvddPwJ:https://core.ac.uk/download/pdf/52062831.pdf+&cd=19&hl=en&ct=clnk&gl=no&client=opera
PS.
Her er mer om dette:
https://www.myheritage.no/site-family-tree-67419522/ribsskog#!profile-1000065-info
