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R27	Ravi, Manikandan     Manufacturing preproduction engineering for assembling of fuselage center section bottom frame No 20 of the of An-140 type airplane and manufacturing of the part by sheetmetal stamping [Текст] : Explanatory Note of Thesis for Bachelor's Degree: 6.051101 - Aircraft and Rocket Construction and Design / Ministry of Education and Science of Ukraine, Nat. Aerospace Univ. named after N. Ye. Zhukovskiy "KhAI", Aircraft Engineering Faculty, Department of Aircraft Manufacturing Technologies (№ 104) ; Supervisor: Borysevych V. V. — Kharkiv, 2016. — 56 p. + app., CD.