http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Nghiên cứu về ký hiệu và liên ký hiệu, giới thiệu về các khái niệm "ký hiệu", "mặc định học", "ký hiệu học", "ký hiệu học văn học", "liên ký hiệu", "cổ mẫu", "đa/liên văn hoá" cùng các minh hoạ của các khái niệm này trong tác phẩm văn học cụ thể; TM tham khảo tr.386-390
Tiếng ViệtxKý hiệu; Ký hiệu học