Danail Bonchev Books

Information theoretic indices for characterization of chemical structures

By Danail Bonchev

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Chemical Topology

By Danail Bonchev

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Chemical Topology

By Danail Bonchev

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Graph Theoretical Approaches to Chemical Reactivity

By Danail Bonchev

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This is the first book to concentrate on elucidating chemical reactivity from the viewpoint of molecular topology. Describing the most fundamental structural patterns in molecules, topology and gra...

Graph Theoretical Approaches to Chemical Reactivity

By Danail Bonchev

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Chemical Graph Theory

By Danail Bonchev

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Statistical Modelling of Molecular Descriptors in QSAR QSPR

By Danail Bonchev, Kurt Varmuza, Matthias Dehmer, Frank Emmert Streib

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Statistical Modelling of Molecular Descriptors in QSAR QSPR

By Danail Bonchev, Kurt Varmuza, Matthias Dehmer, Frank Emmert Streib

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Statistical Modelling of Molecular Descriptors in QSAR QSPR

By Danail Bonchev, Kurt Varmuza, Matthias Dehmer, Frank Emmert Streib

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Statistical Modelling of Molecular Descriptors in QSAR QSPR

By Danail Bonchev, Kurt Varmuza, Matthias Dehmer, Frank Emmert Streib

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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.