Stephanie Vlavianos Books

Textes medievaux de scapulomancie

By Charles Burnett, Marco Miano, Benoit Grevin, Stephanie Vlavianos

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La figure du mage a Byzance de Jean Damascene a Michel Psellos VIIIe fin XIe siecles

By Stephanie Vlavianos

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"Le présent ouvrage veut rendre justice au mage, figure peu évoquée pour elle-même à Byzance. Envisagé à travers le prisme des sources normatives byzantines, le mage apparaît, par principe, comme u...

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.