Rhodium (Rh) — élément n°45, métal précieux du groupe des métaux de platine, découvert par William Wollaston. Il possède une haute activité catalytique et est utilisé dans les catalyseurs automobiles, l'art jewelley et l'industrie chimique.
THE EXPERIENCE OF THE PARIS COMMUNE AND THE STRUGGLE OF THE COMMUNIST PARTIES OF BOURGEOIS COUNTRIES FOR DEMOCRACY AND SOCIALISM IN MODERN CONDITIONS
EXPERIMENTAL STUDY OF TECHNOLOGY IN THE ROCK ART OF THE MINUSINSK BASIN: TYPES OF PICKET LINES AND TOOLS
SILVER HORSE HARNESS ORNAMENTS FROM MOUND 20 OF THE SUZUKTE BURIAL GROUND (NOIN-ULA, MONGOLIA)
DAGGER FROM A LATE BRONZE AGE SETTLEMENT ON THE LUSKUS RIVER
Esotericism and the worldview of Russian Freemasonry of the XVIII-XIX centuries: an attempt to define
CL. JACQUES, PH. LAFOND. THE KHMER EMPIRE: CITIES AND SANCTUARIES, FIFTH TO THE THIRTEENTH CENTURIES
ANTIQUITY: HISTORICAL KNOWLEDGE AND SPECIFICS OF THE SOURCE
THE HISTORY OF WESTERN ECONOMIC IMPACT ON EASTERN SOCIETIES: THE PROBLEM OF MULTICOMPLEXITY OF THE SOURCE BASE
KHATRI ARMY (TO UNDERSTAND THE X79 INSCRIPTION)
LANGUAGE SITUATION IN THE PHILIPPINES