| article html file updated | 31 August 2025 18:30 CEST | Update | https://www.mdpi.com/2220-9964/9/4/285 |
| article html file updated | 21 July 2022 02:57 CEST | Update | N/A |
| article html file updated | 27 April 2020 08:54 CEST | Original file | N/A |
| article pdf uploaded. | 27 April 2020 08:52 CEST | Updated version of record | https://www.mdpi.com/2220-9964/9/4/285/pdf |
| article xml uploaded. | 27 April 2020 08:52 CEST | Update | https://www.mdpi.com/2220-9964/9/4/285/xml |
| article xml file uploaded | 27 April 2020 08:52 CEST | Update | N/A |
| article pdf uploaded. | 24 April 2020 16:22 CEST | Version of Record | https://www.mdpi.com/2220-9964/9/4/285/pdf-vor |
| article xml file uploaded | 24 April 2020 16:22 CEST | Original file | N/A |
