http://www.vonwitte.org/index.php/sergei-juljevich-witte-1849-1915
http://russiapedia.rt.com/prominent-russians/politics-and-society/sergei-witte/
http://www.academia.edu/15158019/Diplomatie_tussen_traditie_en_revolutie._De_Belgische_diplomaten_t.o.v._de_Russische_februari-revolutie_maart-november_1917_._Diplomacy_between_Tradition_and_Revolution._Belgian_Diplomats_vis-%C3%A0-vis_the_Russian_February_Revolution_March-November_1917_
Re: Witte
st-r109 | 19.01.2017