Đại Học Vinh Hóa: [You must be registered and logged in to see this link.] Lí: [You must be registered and logged in to see this link.] ĐHQGHN lần 4: Hóa: [You must be registered and logged in to see this link.] Lí: [You must be registered and logged in to see this link.] Lần 3: [You must be registered and logged in to see this link.] Chuyên ĐHSP Hà Nội: [You must be registered and logged in to see this link.] Chuyên Hà Tĩnh lần 2: Vật lí:http://thuvienvatly.com/home/component/option,com_remository/Itemid,215/func,fileinfo/id,16556/ Toán:http://www.mediafire.com/?gj9g44aaokda7hv chuyên Hà Tĩnh : [You must be registered and logged in to see this link.]