| article html file updated | 24 December 2025 16:52 CET | Update | https://www.mdpi.com/2077-0383/9/1/55 |
| article html file updated | 31 August 2025 07:27 CEST | Update | - |
| article html file updated | 19 July 2022 20:50 CEST | Update | - |
| article html file updated | 14 February 2020 21:38 CET | Update | - |
| article html file updated | 6 February 2020 22:03 CET | Update | - |
| article html file updated | 5 February 2020 14:22 CET | Update | - |
| article html file updated | 27 December 2019 11:27 CET | Update | - |
| article pdf uploaded. | 27 December 2019 11:25 CET | Updated version of record | https://www.mdpi.com/2077-0383/9/1/55/pdf |
| article xml uploaded. | 27 December 2019 11:25 CET | Update | https://www.mdpi.com/2077-0383/9/1/55/xml |
| article xml file uploaded | 27 December 2019 11:25 CET | Update | - |
| article html file updated | 25 December 2019 11:19 CET | Original file | - |
| article pdf uploaded. | 25 December 2019 11:18 CET | Version of Record | https://www.mdpi.com/2077-0383/9/1/55/pdf-vor |
| article xml uploaded. | 25 December 2019 11:18 CET | Update | - |
| article xml file uploaded | 25 December 2019 11:18 CET | Original file | - |
