Рефераты, курсовые, дипломные работы на букву «Y»

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1.	Yuri Vasilievich Kondratyuk	реферат	8,4 K	19.10.2009
	Y.V. Kondratyuk was the pseudonym adopted by Oleksandr Gnatovich Shargei, a pioneer of astronautics and spaceflight. He was a theoretician and a visionary who, in the early twentieth century, foresaw ways of reaching the moon. History to his lifes.