Erdogan said after talks in Ankara that the pair agreed to "pursue more intensely" the implementation of a de-escalation zone in Idlib, which is now under jihadist control, in comments echoed by Putin.
The two Presidents will discuss the situation in Syria.
Russian President Vladmir Putin said that Ankara and Moscow would work to "deepen coordination" on ending the over six-year civil war in Syria.
Erdogan and Putin are expected to gar in Ankara on Thursday (September 28th) to discuss all issues, especially latest developments in region, in a broader way.
The two leaders showered one another with praise in statements after their talks in Ankara, hailing a deal to de-escalate fighting in Syria.
Peskov pointed out that re is an important business alliance between Russian Federation and Turkey in regional issues, including Syria, and he used words "These issues will be addressed tomorrow".More news: Yashwant Sinha to BJP: Stop blaming previous govts for economic downfall
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He said the two sides would "synchronize their watches on all of these issues".
The Kremlin has yet to explicitly condemn the referendum, stressing instead the importance of maintaining Iraq's territorial integrity.
The Syria deal helped warm up ties and restore bilateral trade and the flow of Russian tourists to Turkey, halted in the wake of the 2015 plane incident.
Erdogan announced earlier this month that Turkey had signed accords for the purchase of Russia's S-400 missiles and may have also paid a deposit.
Turkey has fiercely opposed the region's plans for independence as Ankara has deep-rooted problems with its Kurdish militants along its borders with Iraq and Syria.
The deal, Turkey's most significant weapons purchase from a non-NATO supplier, has raised concerns in the West over technical compatibility with North Atlantic Treaty Organisation equipment.