The First International and National Conference held by the Geological Society of Iran was held in T

The First International and National Conference held by the Geological Society of Iran was held in Tehran, Summer 1987. The very first conference on earth sciences held in Tehran, Iran, was organized by the Geological Society of Iran board of directors, Prof.…درود. سال میلادی 1997 صحیح می‌باشد که در صفحه‌ی رسمی پدرم پروفسور یعقوب‌پور در اینستاگرام تصحیح شده است. اما در تلگرام امکان تصحیح نیست. 🙏🏻