| article html file updated | 17 August 2026 08:20 CEST | Update | https://www.mdpi.com/2220-9964/9/4/228 |
| article html file updated | 31 August 2025 16:52 CEST | Update | N/A |
| article html file updated | 21 July 2022 01:21 CEST | Update | N/A |
| article html file updated | 13 April 2020 11:57 CEST | Update | N/A |
| article pdf uploaded. | 13 April 2020 11:55 CEST | Updated version of record | https://www.mdpi.com/2220-9964/9/4/228/pdf |
| article xml uploaded. | 13 April 2020 11:55 CEST | Update | https://www.mdpi.com/2220-9964/9/4/228/xml |
| article xml file uploaded | 13 April 2020 11:55 CEST | Update | N/A |
| article html file updated | 9 April 2020 09:39 CEST | Update | N/A |
| article pdf uploaded. | 9 April 2020 09:38 CEST | Updated version of record | https://www.mdpi.com/2220-9964/9/4/228/pdf-vor |
| article xml file uploaded | 9 April 2020 09:37 CEST | Update | N/A |
| article html file updated | 9 April 2020 08:43 CEST | Original file | N/A |
| article pdf uploaded. | 9 April 2020 08:41 CEST | Version of Record | https://www.mdpi.com/2220-9964/9/4/228/pdf-vor |
| article xml file uploaded | 9 April 2020 08:41 CEST | Original file | N/A |
