| article html file updated | 29 August 2025 20:11 CEST | Update | https://www.mdpi.com/1424-8247/3/2/433 |
| article html file updated | 15 July 2022 21:30 CEST | Update | N/A |
| article html file updated | 5 February 2020 13:34 CET | Update | N/A |
| article html file updated | 9 May 2019 08:21 CEST | Update | N/A |
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| article html file updated | 16 June 2015 08:12 CEST | Update | N/A |
| article html file updated | 5 June 2014 09:11 CEST | Update | N/A |
| article xml file uploaded | 5 June 2014 09:11 CEST | Update | https://www.mdpi.com/1424-8247/3/2/433/xml |
| article html file updated | 23 May 2014 14:13 CEST | Original file | N/A |
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