S. V. Kovalevskaia Books

Operator methods in ordinary and partial differential equations

By S. V. Kovalevskaia, S. Kovalevsky Symposium 2000 University Of Stockholm, Sergio Albeverio

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Nigilistka

By S. V. Kovalevskaia

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Nihilist girl

By S. V. Kovalevskaia

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"First published in Switzerland in 1892, finally printed in Russia in 1906, and never before translated into English, Nihilist Girl is the coming-of-age story of Vera Barantsova, a young aristocrat...

Una nihilista

By Sofia Kovalevskaya, Natalia Litvinova

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Vospominaniia detstva

By S. V. Kovalevskaia

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.