The defense of the dissertation written by Mardonova Dilrabo Shirinboyevna for obtaining the scientific degree of Doctor of Philosophy (PhD) in Economic Sciences on the topic “Improving the mechanism for increasing the efficiency and quality of services in the hotel business”, in the specialty 08.00.17 – “Tourism and Hotel Activity”, will take place at the meeting of the Scientific Council for awarding scientific degrees in Economic Sciences No. DSc.33/01.02.2022.I.145.01 on December 13, 2025, at 11:00.