Helmut Seng Books

Un Livre Sacre de L Antiquite Tardive

By Helmut Seng

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Theater, Theaterpraxis, Theaterkritik im kaiserzeitlichen Rom

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Untersuchungen zum Vokabular und zur Metrik in den Hymnen des Synesios

By Helmut Seng

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Bibliotheca Chaldaica Band 1 Kosmagoi Azonoi Zonaioi

By Helmut Seng

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Die Chaldaeischen Orakel

By Michel Tardieu, Helmut Seng

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Platonismus und Esoterik in byzantinischem Mittelalter und italienischer Renaissance

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"Zu den charakteristischen Aspekten der italienischen Renaissance gehört ein esoterisch geprägter Platonismus, der wesentlich auf Vorläufern im byzantinischen Mittelalter beruht. Von besonderer Bed...

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.