| article html file updated | 30 August 2025 14:41 CEST | Update | https://www.mdpi.com/2218-2004/7/2/47 |
| article html file updated | 21 August 2025 20:53 CEST | Update | N/A |
| article html file updated | 12 February 2020 09:56 CET | Update | N/A |
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| article html file updated | 3 June 2019 06:21 CEST | Original file | N/A |
| article pdf uploaded. | 3 June 2019 06:20 CEST | Updated version of record | https://www.mdpi.com/2218-2004/7/2/47/pdf |
| article xml uploaded. | 3 June 2019 06:20 CEST | Update | https://www.mdpi.com/2218-2004/7/2/47/xml |
| article xml file uploaded | 3 June 2019 06:20 CEST | Update | N/A |
| article pdf uploaded. | 5 May 2019 11:37 CEST | Version of Record | https://www.mdpi.com/2218-2004/7/2/47/pdf-vor |
| article xml file uploaded | 5 May 2019 11:37 CEST | Original file | N/A |
