| Authors(s) | Tashchyan, A. A. |
| Year | 1980 |
| Title | The position in the horizontal of Spirialis subtarchanensis Zhichenko in the Miocene layer of the Ararat Bay. Izvestiya Akad. Nauk armyan. SSR (Nauk o zemle)33(1): 85-87. [in Russian] |
| Authors(s) | Tashchyan, A. A. |
| Year | 1980 |
| Title | The position in the horizontal of Spirialis subtarchanensis Zhichenko in the Miocene layer of the Ararat Bay. Izvestiya Akad. Nauk armyan. SSR (Nauk o zemle)33(1): 85-87. [in Russian] |