| article html file updated | 31 August 2025 16:57 CEST | Update | https://www.mdpi.com/2220-9964/9/4/232 |
| article html file updated | 21 July 2022 01:26 CEST | Update | - |
| article html file updated | 23 April 2020 10:56 CEST | Original file | - |
| article pdf uploaded. | 23 April 2020 10:55 CEST | Updated version of record | https://www.mdpi.com/2220-9964/9/4/232/pdf |
| article xml uploaded. | 23 April 2020 10:55 CEST | Update | https://www.mdpi.com/2220-9964/9/4/232/xml |
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| article pdf uploaded. | 9 April 2020 15:53 CEST | Version of Record | https://www.mdpi.com/2220-9964/9/4/232/pdf-vor |
| article xml file uploaded | 9 April 2020 15:53 CEST | Original file | - |
