This is the primary community for Russian bus papercraft. Search for "ЛиАЗ-5293.53 3616" on their official forum.
The file you are looking for likely refers to a detailed of the LiAZ-5293.53 bus (side number 3616 ), created or hosted by a user or site named Oboykin . These types of models are high-resolution templates (600dpi) designed for printing and assembly. Download LiAZ529353 3616 Oboykin 600dpi rar
Many modelers like "Oboykin" distribute their work through specialized VK (Vkontakte) groups. Search VK for "Бумажные модели автобусов" (Paper bus models). Technical Tips for the File This is the primary community for Russian bus papercraft