International Software Testing Qualifications Board. (2026). 기능 요구사항(functional requirement). ISTQB Glossary. Retrieved October 10, 2026, from https://istqb-glossary.page/kr/%E1%84%80%E1%85%B5%E1%84%82%E1%85%B3%E1%86%BC-%E1%84%8B%E1%85%AD%E1%84%80%E1%85%AE%E1%84%89%E1%85%A1%E1%84%92%E1%85%A1%E1%86%BC-functional-requirement/.
