K. E. Nurgaliyeva, A. M. Sadykova, B. Akberdiyev, A. Kisan, and S. Kosherbayeva, “Influence of heliogeophysical disturbances on cardiac infarction, hypertensic crisis, psychological disturbance and behavioral disorders, bronchial asthma, cerebrovascular accident in Almaty”, Int. j. math. phys., vol. 6, no. 1, pp. 56–62, Nov. 2015.