Zhaugasheva, S. A., G. S. Nurbakova, G. G. Saidullaeva, and N. Khabyl. 2014. “Form Factors for BK l+l- Decay”. International Journal of Mathematics and Physics 5 (2):57-60. https://doi.org/10.26577/2218-7987-2014-5-2-52-56.