sehat, S. (2008). Long-term Care Insurance for Social Security: A Case Study of Japan. Social Security Journal, 9(4), 167–190.

sehat, S. "Long-term Care Insurance for Social Security: A Case Study of Japan", Social Security Journal, 9, 4, 2008, 167–190.

sehat, S. (2008). 'Long-term Care Insurance for Social Security: A Case Study of Japan', Social Security Journal, 9(4), pp. 167–190.

sehat, S., "Long-term Care Insurance for Social Security: A Case Study of Japan." Social Security Journal, 9 4 (2008): 167–190,

sehat S. Long-term Care Insurance for Social Security: A Case Study of Japan. Social Security Journal. 2008;9(4):167–190 (In Persian).