. (2013). Lead article. Science and Technology Policy Letters, 03(2), 3–6.
. "Lead article", Science and Technology Policy Letters, 03, 2, 2013, 3–6.
. (2013). 'Lead article', Science and Technology Policy Letters, 03(2), pp. 3–6.
, "Lead article." Science and Technology Policy Letters, 03 2 (2013): 3–6,
. Lead article. STPL. 2013;03(2):3–6 (In Persian).