Nguyen, H. T., & Kreinovich, V. (2018). Fifty Years of Fuzzy Sets: Contributions to Fuzzy Theory (Preface to the Special Issue).
استشهاد بنمط شيكاغوNguyen, Hung T., و Vladik Kreinovich. Fifty Years of Fuzzy Sets: Contributions to Fuzzy Theory (Preface to the Special Issue). 2018.
MLA استشهادNguyen, Hung T., و Vladik Kreinovich. Fifty Years of Fuzzy Sets: Contributions to Fuzzy Theory (Preface to the Special Issue). 2018.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.