link tham khảo: https://namcan.camau.dcs.vn/suu-tam-nguon-goc-va-y-nghia-sau-sac-ngay-tet-nguyen-dan-cua-dan-toc-viet-nam.582
link tham khảo: https://vietjet.net/tin-tong-hop/nguon-goc-tet-nguyen-dan.html#:~:text=Ngu%E1%BB%93n%20g%E1%BB%91c%20T%E1%BA%BFt%20Nguy%C3%AAn%20%C4%91%C3%A1n%20b%E1%BA%AFt%20ngu%E1%BB%93n%20t%E1%BB%AB%20Trung%20Qu%E1%BB%91c,-Kh%C3%A1c%20v%E1%BB%9Bi%20thuy%E1%BA%BFt&text=%C4%90%E1%BA%BFn%20%C4%91%E1%BB%9Di%20nh%C3%A0%20%C4%90%C3%B4ng%20Chu,D%E1%BA%A7n%20t%E1%BB%A9c%20l%C3%A0%20th%C3%A1ng%20Gi%C3%AAng.
