Analysis of information sources in references of the Wikipedia article "錫拉夫港" in Chinese language version.
Maritime contacts between Gujarat and the Persian Gulf region reach back to the period of Indus Valley civilization (ca. 2500-1500 B.C.E.). The port of Lothal at the head of the Gulf of Cambay, as well as other excavations in Gujarat, reveal the extent of Gujarat’s earliest commercial contacts with the west (Rao, pp. 39-78, 114-26; Dani and Masson, pp. 312-18).
Maritime contacts between Gujarat and the Persian Gulf region reach back to the period of Indus Valley civilization (ca. 2500-1500 B.C.E.). The port of Lothal at the head of the Gulf of Cambay, as well as other excavations in Gujarat, reveal the extent of Gujarat’s earliest commercial contacts with the west (Rao, pp. 39-78, 114-26; Dani and Masson, pp. 312-18).