, No. 45-52
Dr. T. Stephen Tetrahedron Letters : The International Journal For the Rapid Publication of Preliminary Communications in Organic Chemistry New York : pergamon press, 1980 P. 4299-5090 : V.22
Dr. T. Stephen, . (1980). Tetrahedron Letters. New York: pergamon press.
Dr. T. Stephen, . 1980. Tetrahedron Letters. New York: pergamon press.
Dr. T. Stephen, . Tetrahedron Letters. New York: pergamon press. 1980.