“…Yang and Deng [25] study the discounted Gerber-Shiu type function for a perturbed risk model with interest and periodic dividend strategy. Other recent articles on risk models with dividend strategy and capital injection involving periodic observations can be found in Zhang and Liu [26], Zhang [27], Zhang and Han [28], Zhao et al [29], Pérez and Yamazaki [30], Noba et al [31], Dong and Zhou [32], Xu et al [33], Zhang et al [34], Liu and Yu [35], Zhang and Cheung [36], Yu et al [37] and Liu and Zhang [38].…”