1. 1. S. S. Yau, Y. Yin,"QoS-based service ranking and selection for service based systems”, in Proc. of the International conference on Services Computing, Washington DC, USA, July, 2011, pp. 56 - 63.
   2. B. Sarwar, G. Kari’s, J. Konstanz, and J. Riedl, "ItemBased Collaborative Filtering Recommendation Algorithms", in Proc.10th Int’l Conf. World Wide Web, 2001, pp. 285-295.
   3. Zheng, H. Ma, M. R. Lyu, and I. King "QoS-Aware Web Service Recommendation by Collaborative Filtering", IEEE Trans. on Services Computing, 2011, vol.4, no.2, pp.140-152.
   4. L. Shao, J. Zhang, Y. Wei, J. Zhao, B. Xie, and H. Mei,"Personalized QoS prediction for Web services via collaborative filtering", in Proc. 5th International Conference on Web Services, 2007, pp. 439-446.
   5. M. Tang,Y. Jiang, J. Liu,X. F. Liu: "Location-Aware Collaborative Filtering for QoS-Based Service Recommendation", in Proc. 10th International Conference on Web Services, Hawaii, USA, June 2012, pp.202-209.
   6. G. Adomavicius, and A. Tuzhilin, “Toward the next generation of recommender systems: a survey of the state-of-the-art and possible extensions", IEEE Trans. Knowledge and Data Engineering, 2005, pp.734 –749.
   7. M. Alrifai, and T. Rise, "Combining Global Optimization with Local Selection for Efficient QoSaware Service Composition", in Proc. of the International World Wide Web Conference, Apr. 2009, pp. 881-890.
   8. J. Wu, L. Chen, Y. Feng,Z. Zheng, M. Zhou, and Z. Wu, "Predicting QoS for Service Selection by Neighborhood-based Collaborative Filtering",IEEE Trans. on System, Man, and Cybernetics, Part A, 2013, vol. 43,no. 2, pp. 428-439
   9. K. Elgazzar, R. Bell, and C. Volinsky, “Matrix factorization techniques for recommender systems", IEEE Computer, vol. 42, no. 8, pp. 30-37, 2009
   10. L. Shao, J. Zhang, Y. Wei, J. Zhao, B. Xie, and H. Mei,"Personalized QoS prediction for Web services via collaborative filtering", in Proc. 5th International Conference on Web Services, 2007, pp. 439-446.
   
   
2. 1. S. S. Yau, Y. Yin,"QoS-based service ranking and selection for service based systems”, in Proc. of the International conference on Services Computing, Washington DC, USA, July, 2011, pp. 56 - 63
   2. B. Sarwar, G. Kari’s, J. Konstanz, and J. Riedl, "ItemBased Collaborative Filtering Recommendation Algorithms", in Proc.10th Int’l Conf. World Wide Web, 2001, pp. 285-295.
   3. Zheng, H. Ma, M. R. Lyu, and I. King "QoS-Aware Web Service Recommendation by Collaborative Filtering", IEEE Trans. on Services Computing, 2011, vol.4, no.2, pp.140-152.
   4. L. Shao, J. Zhang, Y. Wei, J. Zhao, B. Xie, and H. Mei,"Personalized QoS prediction for Web services via collaborative filtering", in Proc. 5th International Conference on Web Services, 2007, pp. 439-446.
   5. M. Tang,Y. Jiang, J. Liu,X. F. Liu: "Location-Aware Collaborative Filtering for QoS-Based Service Recommendation", in Proc. 10th International Conference on Web Services, Hawaii, USA, June 2012, pp.202-209.
   6. G. Adomavicius, and A. Tuzhilin, “Toward the next generation of recommender systems: a survey of the state-of-the-art and possible extensions", IEEE Trans. Knowledge and Data Engineering, 2005, pp.734 –749
   7. G. Adomavicius, and A. Tuzhilin, “Toward the next generation of recommender systems: a survey of the state-of-the-art and possible extensions", IEEE Trans. Knowledge and Data Engineering, 2005, pp.734 –749
   8. J. Wu, L. Chen, Y. Feng,Z. Zheng, M. Zhou, and Z. Wu, "Predicting QoS for Service Selection by Neighborhood-based Collaborative Filtering",IEEE Trans. on System, Man, and Cybernetics, Part A, 2013, vol. 43,no. 2, pp. 428-439.
   9. K. Elgazzar, R. Bell, and C. Volinsky, “Matrix factorization techniques for recommender systems", IEEE Computer, vol. 42, no. 8, pp. 30-37, 2009.
   10. L. Shao, J. Zhang, Y. Wei, J. Zhao, B. Xie, and H. Mei,"Personalized QoS prediction for Web services via collaborative filtering", in Proc. 5th International Conference on Web Services, 2007, pp. 439-446.