Precalculus with Early Trigonometry, 3rd editionViglino, G., Berger, M. · First published 2017Open the Tome
Geodinamicheskai︠a︡ sistema lednika Kolka i voprosy prognozirovanii︠a︡ i regulirovanii︠a︡ ee razvitii︠a︡M. G. Berger · First published 2008Open the Tome