| article html file updated | 31 August 2025 16:39 CEST | Update | https://www.mdpi.com/2220-9964/9/4/222 |
| article html file updated | 21 July 2022 01:09 CEST | Update | - |
| article html file updated | 26 April 2020 12:01 CEST | Update | - |
| article pdf uploaded. | 26 April 2020 12:00 CEST | Updated version of record | https://www.mdpi.com/2220-9964/9/4/222/pdf |
| article xml uploaded. | 26 April 2020 12:00 CEST | Update | https://www.mdpi.com/2220-9964/9/4/222/xml |
| article xml file uploaded | 26 April 2020 12:00 CEST | Update | - |
| article html file updated | 22 April 2020 03:57 CEST | Original file | - |
| article pdf uploaded. | 22 April 2020 03:56 CEST | Updated version of record | https://www.mdpi.com/2220-9964/9/4/222/pdf-vor |
| article xml file uploaded | 22 April 2020 03:56 CEST | Update | - |
| article pdf uploaded. | 7 April 2020 11:21 CEST | Version of Record | https://www.mdpi.com/2220-9964/9/4/222/pdf-vor |
| article xml file uploaded | 7 April 2020 11:21 CEST | Original file | - |
