| article html file updated | 16 August 2026 21:55 CEST | Update | https://www.mdpi.com/2076-0817/9/1/13 |
| article html file updated | 31 August 2025 07:10 CEST | Update | N/A |
| article html file updated | 21 August 2025 23:34 CEST | Update | N/A |
| article html file updated | 19 July 2022 21:06 CEST | Update | N/A |
| article html file updated | 14 February 2020 20:45 CET | Update | N/A |
| article html file updated | 6 February 2020 22:55 CET | Update | N/A |
| article html file updated | 21 December 2019 10:16 CET | Original file | N/A |
| article pdf uploaded. | 21 December 2019 10:14 CET | Version of Record | https://www.mdpi.com/2076-0817/9/1/13/pdf |
| article xml uploaded. | 21 December 2019 10:14 CET | Update | https://www.mdpi.com/2076-0817/9/1/13/xml |
| article xml file uploaded | 21 December 2019 10:14 CET | Original file | N/A |
