| article html file updated | 30 August 2025 09:23 CEST | Update | https://www.mdpi.com/2218-2004/6/4/67 |
| article html file updated | 17 July 2022 12:07 CEST | Update | N/A |
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| article html file updated | 26 December 2018 22:49 CET | Update | N/A |
| article html file updated | 30 November 2018 08:50 CET | Original file | N/A |
| article supplementary file uploaded. | 30 November 2018 08:48 CET | - | https://www.mdpi.com/2218-2004/6/4/67#supplementary |
| article pdf uploaded. | 30 November 2018 08:48 CET | Version of Record | https://www.mdpi.com/2218-2004/6/4/67/pdf |
| article xml uploaded. | 30 November 2018 08:48 CET | Update | https://www.mdpi.com/2218-2004/6/4/67/xml |
| article xml file uploaded | 30 November 2018 08:48 CET | Original file | N/A |
