Apichart Luesamai และ Samruam Chongcharoen. (2018) The upper bounds of the ruin probability for an insurance discrete-time risk model with proportional reinsurance and investment. National Institute of Development Administration:ม.ป.ท.Apichart Luesamai และ Samruam Chongcharoen. 2018. The upper bounds of the ruin probability for an insurance discrete-time risk model with proportional reinsurance and investment. ม.ป.ท.:National Institute of Development Administration;Apichart Luesamai และ Samruam Chongcharoen. The upper bounds of the ruin probability for an insurance discrete-time risk model with proportional reinsurance and investment. ม.ป.ท.:National Institute of Development Administration, 2018. Print.