| Basic Principles of Customs Classifications under the Harmonized System C Weerth Global Trade and Customs Journal 3 (2), 61-67, 2008 | 25 | 2008 |
| HS 2007: Notes of the Tariff Nomenclature and the Additional Notes of the EC C Weerth World Customs Journal 2 (1), 111-115, 2008 | 24 | 2008 |
| Customs Sanctions of the EU-27: A Detailed Analysis and a Preview on the Modernized Customs Code of the EU and the European Union Customs Code C Weerth Global Trade and Customs Journal 8 (2), 2013 | 16 | 2013 |
| Einheitliche Anwendung des Gemeinsamen Zolltarifs beim Zugang zum Europäischen Binnenmarkt C Weerth Dissertation, Universität Oldenburg, 2007 | 11 | 2007 |
| Short History of the World Customs Organization, A C Weerth Global Trade & Cust. J. 4, 267, 2009 | 10 | 2009 |
| HS 2002–HS 2017: Notes of the tariff nomenclature and the additional notes of the EU revisited C Weerth World Customs Journal 11 (1), 49-68, 2017 | 9 | 2017 |
| The structure and function of the World Customs Organization C Weerth Global Trade and Customs Journal 4 (5), 2009 | 9 | 2009 |
| The cross-border detection of radiological, biological and chemical active and harmful terrorist devices C Weerth World Customs Journal 3 (2), 93-106, 2009 | 8 | 2009 |
| Structure of customs tariffs worldwide and in the European Community C Weerth Global Trade & Cust. J. 3, 221, 2008 | 8 | 2008 |
| HS 2007: New gaps emerging within all customs tariffs C Weerth Global Trade & Cust. J. 3, 141, 2008 | 8 | 2008 |
| European Community Customs Code: the small Customs Code revision and Americanization of European Customs Law C Weerth Global Trade & Cust. J. 2, 359, 2007 | 8 | 2007 |
| AEO Programmes Worldwide: From MRAs to a General AEO Agreement?! C Weerth Global Trade and Customs Journal 10 (6), 2015 | 7 | 2015 |
| Das Harmonisierte System 2012 C Weerth AW-Prax, Außenwirtschaftliche Praxis, Zeitschrift für Außenwirtschaft in …, 2011 | 7* | 2011 |
| Das Harmonisierte System 2002 C Weerth Außenwirtschaftliche Praxis: Zeitschrift für Außenwirtschaft in Recht und …, 2001 | 7 | 2001 |
| Harmonized System: Evolution of the Nomenclature at its Twentieth Anniversary C Weerth Global Trade and Customs Journal 7 (8), 275-278, 2008 | 6 | 2008 |
| INTERNATIONAL RESPONSE TO COVID-19: INITIATIVES AND DECLARATIONS BY THE UN, WHO, WCO, WTO AND OTHER STAKEHOLDERS ON WORLD TRADE, CUSTOMS LAW AND SOLIDARITY IN A HUMAN EMERGENCY C Weerth LEX HUMANITARIAE, 9-21, 2020 | 5 | 2020 |
| Das Harmonisierte System 2017 C Weerth AW-Prax, Außenwirtschaftliche Praxis, Zeitschrift für Außenwirtschaft in …, 2016 | 5* | 2016 |
| New Countries Are Applying the Harmonized System Nomenclature-Update 2012 C Weerth Global Trade & Cust. J. 7, 510, 2012 | 5 | 2012 |
| New Countries Are Applying the Harmonized System Nomenclature-Update 2012 C Weerth Global Trade & Cust. J. 7, 510, 2012 | 5 | 2012 |
| New Countries Are Applying the Harmonized System Nomenclature-Update 2012 C Weerth Global Trade & Cust. J. 7, 510, 2012 | 5 | 2012 |
