Titlebook: Natural Heritage from East to West; Case studies from 6 Niki Evelpidou,Tomás Figueiredo,Andreas Vassilopou Book 2010 Springer-Verlag Berli

轻浮思想

Amber in Romania,go..From the chemical point of view, amber is a high molecular weight cross-linked polymer, the product of esterification of the co-polymer of communal and communic acid with succinic acid, the latter being a degradation product of abietic acid (Rottländer, 1970). In addition to the polymeric materi

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Reverie

Montesinho and the Mountains of Northern Portugal,rtugal faces the Atlantic in an area where it is already characterized by the cold and rough waters so well known to northwestern Europeans. This coast looks due west, as can be seen from the continental map outline; and it certainly contributed to Portugal’s leading role in the fifteen to sixteenth

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