He used to hold a general course of mathematics and a threeyear cycle of lectures on differential equations the theory of analytic functions and algebra including number theory

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He used to hold a general course of mathematics and a three-year cycle of lectures on differential equations, the theory of analytic functions, and algebra including number theory.
Thorium crude waste and scrap of thorium Euratom

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Thorium, crude; waste and scrap, of thorium "Euratom"
Waste from the private households including bulky waste is increasing

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Waste from the private households, including bulky waste, is increasing.