| article html file updated | 24 December 2025 18:55 CET | Update | https://www.mdpi.com/2079-9721/8/2/15 |
| article html file updated | 31 August 2025 21:03 CEST | Update | N/A |
| article html file updated | 21 July 2022 05:27 CEST | Update | N/A |
| article html file updated | 6 July 2020 17:40 CEST | Update | N/A |
| article html file updated | 20 May 2020 13:56 CEST | Original file | N/A |
| article pdf uploaded. | 20 May 2020 13:55 CEST | Version of Record | https://www.mdpi.com/2079-9721/8/2/15/pdf |
| article xml uploaded. | 20 May 2020 13:55 CEST | Update | https://www.mdpi.com/2079-9721/8/2/15/xml |
| article xml file uploaded | 20 May 2020 13:55 CEST | Original file | N/A |
