%0 Journal Article %T Anniversaries provoke interest in lessons gained from history %A Atko Heinsalu %A Olle Hints %A Dimitri Kaljo %J Estonian Journal of Earth Sciences %D 2012 %I Estonian Academy Publishers %U http://www.kirj.ee/public/Estonian_Journal_of_Earth_Sciences/2012/issue_4/earth-2012-4-193-194.pdf