The book Hydromechanics of the Oil Layer by Vladimir Bulygin is a unique publication that immerses the reader in the world of complex processes occurring in the bowels of the Earth. This work is not just a textbook, but a real study that combines the theoretical foundations and practical aspects of hydromechanics used in the oil industry. Vladimir Bulygin, a well-known specialist in the field of geophysics and oil engineering, offers the reader an in-depth analysis of the processes associated with the movement of fluid in the oil layers. The book covers a wide range of topics, ranging from the basic principles of hydrodynamics to modern methods of modeling and predicting the behavior of oil reservoirs. Readers will be able to learn about how various factors, such as pressure, temperature, and fluid composition, affect the efficiency of oil recovery. This edition will be especially interesting for students and graduate students studying oil and gas engineering, as well as practicing engineers and specialists in the field of field development. If you are passionate about the topic of hydrocarbon production, want to deepen your knowledge of the mechanisms that drive the movement of oil and gas, or just interested in modern technologies in this area, this book will be a real discovery for you. The topics raised in Hydromechanics of the Oil Layer cover not only technical aspects, but also environmental issues related to oil production. Bulygin raises important issues of sustainable development and environmental protection, which makes the book relevant to modern realities, when caring for nature becomes an integral part of any production activity. The author's style is clear and accessible, which allows even complex concepts to be explained in simple language. Bulygin uses many examples from real practice, which makes the material not only theoretically sound, but also practically applicable. His previous works, such as Theory and Practice of Oil Field Development, have also been recognized for their depth and accessibility, and Hydromechanics of the Oil Layer is no exception. The book will be useful not only to professionals, but also to those who seek to understand how the oil industry as a whole functions. It can be an excellent guide for those who want to understand the complex mechanisms governing the movement of hydrocarbons, as well as for students preparing for a career in this dynamically developing field. If you are looking for literature that combines scientific approach and practical application, Vladimir Bulygin’s Hydromechanics of the Oil Layer is what you need. This book not only enriches knowledge, but also inspires new ideas and solutions in the field of oil and gas engineering. Do not miss the opportunity to immerse yourself in the world of hydromechanics and discover new horizons in the study of oil resources.