The book "Study of serial regularities in the spectrum of the hydrogen atom" by H. N. Mitkina is a fascinating and in-depth study that immerses the reader in the world of atomic physics and quantum mechanics. This work will be a real find for students, graduate students and anyone interested in physics, astronomy and the fundamental laws of nature. In his book, Mitkin explores the unique patterns that manifest themselves in the spectrum of the hydrogen atom, one of the simplest and at the same time the most studied atoms in the universe. The author not only describes the physical aspects associated with the emission and absorption of light by the hydrogen atom, but also goes deeper into mathematical models that help to understand how these spectra are formed. The reader will be able to see how simple physical principles can explain complex phenomena such as spectral lines and their relationship to the energy levels of the atom. The book will be especially interesting for those who seek to understand how scientific discoveries affect our perception of the world. Mitkin raises important topics, such as the interaction of light and matter, as well as the role of atoms in the formation of matter in the universe. These questions are relevant not only for physicists, but also for philosophers interested in the foundations of our existence and the nature of light itself. The author's style is distinguished by clarity and accessibility, which allows even those who do not have deep knowledge in the field of physics to understand the basic concepts. Mitkin masterfully combines theoretical calculations with practical examples, which makes the material lively and fascinating. His approach to explaining complex topics inspires further study and research, which makes the book useful not only for students, but also for teachers who want to enrich their lectures with interesting facts and examples. In addition, N. N. Mitkin is known for his other work, which also explores various aspects of physics and its applications. His books are often recommended for reading by those who wish to deepen their knowledge of science and technology.[citation needed] In this context, “Study of serial regularities in the spectrum of the hydrogen atom” becomes not just a textbook, but a real guide to the world of atomic physics. The book will be useful not only for students and graduate students, but also for anyone interested in science, especially in the context of modern discoveries in the field of quantum mechanics and astrophysics. It can be a great addition to the library of anyone who wants to expand their horizons and understand how the world works at the most fundamental level. If you are looking for literature that will help you understand complex scientific concepts and inspire further research, "Study of serial patterns in the spectrum of the hydrogen atom" will be an excellent choice. This book will not only enrich your knowledge, but also open new horizons in the understanding of nature, science and perhaps even philosophy. Immerse yourself in the world of atoms and discover the secrets they hold!