On November 11, Turkish National Defense Minister Hulusi Akar and Russian Defense Minister Sergei Shoigu signed a memorandum of understanding via video teleconference to observe and monitor the implementation of the ceasefire between Azerbaijan and Armenia.Discussions on the technical details of the establishment of the Turkish-Russian Joint Center and the principles of the mission have already been completed and a memorandum has been signed.The statement came from the Turkish National Defense Ministry.It is reported that the necessary work is being done to activate the center as soon as possible.