| article html file updated | 30 August 2025 20:16 CEST | Update | https://www.mdpi.com/2227-7102/9/2/115 |
| article html file updated | 19 July 2022 19:06 CEST | Update | N/A |
| article html file updated | 12 February 2020 15:09 CET | Update | N/A |
| article html file updated | 20 October 2019 18:02 CEST | Update | N/A |
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| article html file updated | 25 May 2019 11:29 CEST | Original file | N/A |
| article pdf uploaded. | 25 May 2019 11:28 CEST | Version of Record | https://www.mdpi.com/2227-7102/9/2/115/pdf |
| article xml uploaded. | 25 May 2019 11:28 CEST | Update | https://www.mdpi.com/2227-7102/9/2/115/xml |
| article xml file uploaded | 25 May 2019 11:28 CEST | Original file | N/A |
