Tihomir Bezlov Books

Transportation smuggling and organized crime

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Analyses the participation of transportation companies in smuggling practices, more specifically: (1) it examines and describes a range of companies and individuals involved in organized crime gro...

Crime trends in Bulgaria

By Tihomir Bezlov

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The report uses a crime victimization survey as an alternative analytical tool to make an independent assessment of the crime situation in Bulgaria for the period 2001-2004.

Crime trends in Bulgaria

By Tihomir Bezlov

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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.