This dictionary is the most complete and authoritative guide to the culture of Russian speech . It is made in the genre of normative and stylistic manual and includes difficult cases, variants and fluctuations of the literary norm in the field of pronunciation, stress, word formation, grammar, use of words and phraseological expressions. Vocabulary articles show changes in the norms of the Russian literary language, explain cases of their objective variation. They are given a detailed account of their origin.... Exemplary literary use is illustrated by quotations from works of Russian fiction from Pushkin to the present day. The dictionary is a true encyclopedia of the culture of Russian speech in its current state and historical development. In Russian scientific lexicography, it was created for the first time .. The dictionary is addressed to a wide range of readers who need and who are dear to the Russian language and who seek to improve their speech culture, to expand knowledge of their native language. About quality: a digital book means that the book is made by layout, not scanning, and as a result fully corresponds to the printed version, has an OCR layer, excellent quality of text and graphics with a small file size. Note that not always the OCR layer can be copied through the clipboard or removed without problems. Often, layout designers use exotic fonts and spit on standards (or are completely unaware of their existence), so in some books, when copying the text layer, you get crcosabra or empty squares. If you need normal text, Fine. will help in such cases. Reader. In my publications, I will adhere to the following rule - if the text layer in the book is normal, then in the Format next to the PDF will be (OCR).