2025 VOLUME 45 - No. 1CONTENTS:OUR NOTABLE ANNIVERSARIESTELMAN ALIEV ─ 90THEORY OF CONTROLArif Hasanov, Adalat Pashayev, Elkhan Sabziev. Optimization of ensuring tactical formation during joint flightYegana Ashrafova. Optimization of source parameters in transport networksRashad Mastaliyev. Necessary optimality conditions of quasi-singular controls for a continuous stochastic Rosser-type control problemMODELING AND IDENTIFICATIONRovshan Aliyev, Urfan Aliyev. On stochastic process with fuzzy gamma distributed interference of chance and fuzzy exponential demandsElshan Ibayev, Konul Omarova. On application of a semi-Markov random walk process in logisticsAbdurahman Vagifli. Autoencoder-based invisible watermarking: A lightweight deep learning approach for robust embedding and recoveryINFORMATION TECHNOLOGY AND SYSTEMSAsen Asenov, Jonas Matijošius, Velizara Pencheva, Desislava Beleva. Study of PM10 and PM2.5 emissions in urban conditionsGulchin Abdullayeva, Nigar Alishzade. A study on recurrent, attention-based, and hybrid neural architectures for sign language recognitionAynur Aliyeva. Application of Retrieval-Augmented Generation technology to teaching the subject of computer science