[1] H. K. Abdullah, H. K. Jawad, New Types of Ideals in Q-algebra, J. K. U, 16 (3) ( 2018) 9–21.
[2] K. T. Atanassov, Intuitionistic fuzzy sets. Fuzzy Sets Syst, 20 (1986) 87–96.
[3] K. Iséki, On BCI-algebras, Math. Sem. Notes Kobe Univ. 8 (1980), no. 1, 125–130.MR 81k:06018a. Zbl 0434.03049.
[4] K. Iséki and S. Tanaka, An introduction to the theory of BCK -algebras, Math. Japon. 23 (1978), no. 1, 1–26. MR 80a:03081. Zbl 385.03051.
[5] M. Kavitha, & R. I. Hepzibah, New operations on Pythagorean Neutrosophic Fuzzy Sets, TWMS Journal of Applied and Engineering Mathematics, 15(3) (2025) 560-576.
[6] J. N. Mordeson, D. S. Malik, Fuzzy Commutative Algebra, World Scientific Publishing Co. Pte. Ltd., 1998.
[7] S. M. Mostafa , M. A. A. Naby, O. R. Elgendy, Fuzzy Q-ideals in Q-algebras, World Applied Programming 2 (2) (2012) 69–80.
[8] S. M. Mostafa, M. A. A. Elnaby and O. R. Elgendy, Interval-Valued Fuzzy Q-Ideals in Q-Algebras, International Journal of Algebra, 5 (27) (2011) 1337–134.
[9] J. Negrees, S. S. Ahn, and H. S. Kim, ON Q-Algebras, IJMMS, 27 (12) (2001) 749–757.
[10] M.Rahima, F. Amina, K. Shahb, T. Abdeljawadb, S. Ahmadc, Some distance measures for pythagorean cubic fuzzy sets: Application selection in optimal treatment for depression and anxi- ety, MethodsX, 12 (2024) 102678.
[11] A. B. Saeid, R. Daneshpayeh, S. Jahanpanah, On L-sub Q-algebras. Soft Computing, 28 (2024) 12477-12490.
[12] R. R. Yager, Pythagorean fuzzy subsets, In: 2013 Joint IFSA World Congress and NAFIPS Annual Meeting (IFSA/NAFIPS), 2013, 36286152.
[13] R. R. Yager, Pythagorean membership grades in multi-criteria decision making. Technical Report MII-3301. New Rochelle, NY: Machine Intelligence Institute, Iona College; 2013.
[14] L. A. Zadeh, Fuzzy sets, Information Control, 8 (3) (1965) 338–353.
[15] D. Wang, S. Letchmunan, J. Liao, H. Qiu, Z. Liu, Construction of New Similarity Measures for Complex Pythagorean Fuzzy Sets and Their Applications in Decision-Making Problems, Journal of Intelligent Decision Making and Information Science Volume 2, (2025) 156-176.