| article html file updated | 31 August 2025 17:45 CEST | Update | https://www.mdpi.com/2220-9964/9/4/250 |
| article html file updated | 21 July 2022 02:14 CEST | Update | - |
| article html file updated | 26 April 2020 13:26 CEST | Original file | - |
| article pdf uploaded. | 26 April 2020 13:25 CEST | Updated version of record | https://www.mdpi.com/2220-9964/9/4/250/pdf |
| article xml uploaded. | 26 April 2020 13:25 CEST | Update | https://www.mdpi.com/2220-9964/9/4/250/xml |
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| article pdf uploaded. | 17 April 2020 15:07 CEST | Updated version of record | https://www.mdpi.com/2220-9964/9/4/250/pdf-vor |
| article xml file uploaded | 17 April 2020 15:07 CEST | Update | - |
| article pdf uploaded. | 17 April 2020 15:06 CEST | Version of Record | https://www.mdpi.com/2220-9964/9/4/250/pdf-vor |
| article xml file uploaded | 17 April 2020 15:06 CEST | Original file | - |
