Aliev, R. A., Pedrycz, W., Guirimov, B. G., Aliev, R. R., Ilhan, U., Babagil, M., & Mammadli, S. (2011). Type-2 fuzzy neural networks with fuzzy clustering and differential evolution optimization. Information Sciences, 181(9), 1591-1608.
Baguley, P., Page, T., Koliza, V., & Maropoulos, P. (2006). Time to market prediction using type‐2 fuzzy sets. Journal of Manufacturing Technology Management.
Castillo, O., & Melin, P. (2008). Intelligent systems with interval type-2 fuzzy logic. International Journal of Innovative Computing, Information and Control, 4(4), 771-783.
Castillo, O., Huesca, G., & Valdez, F. (2005, June). Evolutionary computing for optimizing type-2 fuzzy systems in intelligent control of non-linear dynamic plants. In NAFIPS 2005-2005 Annual Meeting of the North American Fuzzy Information Processing Society (pp. 247-251). IEEE.
Chhibber, D., Bisht, D. C., & Srivastava, P. K. (2019, January). Ranking approach based on incenter in triangle of centroids to solve type-1 and type-2 fuzzy transportation problem. In AIP Conference Proceedings (Vol. 2061, No. 1, p. 020022). AIP Publishing LLC.
Fisher, P. F. (2010). Remote sensing of land cover classes as type 2 fuzzy sets. Remote Sensing of Environment, 114(2), 309-321.
Hu, J., Zhang, Y., Chen, X., & Liu, Y. (2013). Multi-criteria decision making method based on possibility degree of interval type-2 fuzzy number. Knowledge-Based Systems, 43, 21-29.
John, R., & Coupland, S. (2007). Type-2 fuzzy logic: A historical view. IEEE computational intelligence magazine, 2(1), 57-62.
Kar, R., & Shaw, A. K. (2018). Some Arithmetic Operations on Trapezoidal Fuzzy Numbers and its Application in Solving Linear Programming Problem by Simplex Algorithm. International Journal of Bioinformatics and Biological Sciences, 6(2), 77-86.
Kar, R., & Shaw, A. K. (2019). Some Arithmetic Operations on Triangular Intuitionistic Fuzzy Number and its Application in Solving Linear Programming Problem by Simplex Algorithm. International Journal of Bioinformatics and Biological Sciences, 7(1/2), 21-28.
Karnik, N. N., & Mendel, J. M. (2001). Operations on type-2 fuzzy sets. Fuzzy sets and systems, 122(2), 327-348.
Khalil, A. M., & Hassan, N. (2017). A note on “A novel approach to multi attribute group decision making based on trapezoidal interval type-2 fuzzy soft sets”. Applied Mathematical Modelling, 41, 684-690.
Kumar, P. S. (2020). Intuitionistic fuzzy zero point method for solving type-2 intuitionistic fuzzy transportation problem. International Journal of Operational Research, 37(3), 418-451.
Lee, C. H., Hong, J. L., Lin, Y. C., & Lai, W. Y. (2003). Type-2 fuzzy neural network systems and learning. International Journal of Computational Cognition, 1(4), 79-90.
Liang, Q., & Mendel, J. M. (2000). Interval type-2 fuzzy logic systems: theory and design. IEEE Transactions on Fuzzy systems, 8(5), 535-550.
Mazandarani, M., & Najariyan, M. (2014). Differentiability of type-2 fuzzy number-valued functions. Communications in Nonlinear Science and Numerical Simulation, 19(3), 710-725.
Mendel, J. M., & John, R. B. (2002). Type-2 fuzzy sets made simple. IEEE Transactions on fuzzy systems, 10(2), 117-127.
Nagarajan, D., Lathamaheswari, M., Sujatha, R., & Kavikumar, J. (2018). Edge detection on DICOM image using triangular norms in type-2 fuzzy. International Journal of Advanced Computer Science and Applications, 9(11), 462-475.
Sinha, B., Das, A., & Bera, U. K. (2016). Profit maximization solid transportation problem with trapezoidal interval type-2 fuzzy numbers. International Journal of Applied and Computational Mathematics, 2(1), 41-56.
Starczewski, J. T. (2009). Efficient triangular type-2 fuzzy logic systems. International journal of approximate reasoning, 50(5), 799-811.
Tao.Z, Jian.X “Type-2 intuitionistic fuzzy sets”; Control Theory & Applications.
Wang, J. Q., Yu, S. M., Wang, J., Chen, Q. H., Zhang, H. Y., & Chen, X. H. (2015). An interval type-2 fuzzy number based approach for multi-criteria group decision-making problems. International Journal of Uncertainty, Fuzziness and Knowledge-Based Systems, 23(04), 565-588.
Wu, D., & Tan, W. W. (2004, July). A type-2 fuzzy logic controller for the liquid-level process. In 2004 IEEE International Conference on Fuzzy Systems (IEEE Cat. No. 04CH37542) (Vol. 2, pp. 953-958). IEEE.