. (1982). As A Preface. Mathematical Culture and Thought, 1(1), 1–1.
. "As A Preface", Mathematical Culture and Thought, 1, 1, 1982, 1–1.
. (1982). 'As A Preface', Mathematical Culture and Thought, 1(1), pp. 1–1.
, "As A Preface." Mathematical Culture and Thought, 1 1 (1982): 1–1,
. As A Preface. An Expository Journal of the Iranian Mathematical Society. 1982;1(1):1–1 (In Persian).