| article html file updated | 31 August 2025 15:49 CEST | Update | https://www.mdpi.com/2220-9964/9/4/207 |
| article html file updated | 21 July 2022 00:18 CEST | Update | - |
| article html file updated | 2 April 2020 15:35 CEST | Original file | - |
| article pdf uploaded. | 2 April 2020 15:34 CEST | Updated version of record | https://www.mdpi.com/2220-9964/9/4/207/pdf |
| article xml uploaded. | 2 April 2020 15:34 CEST | Update | https://www.mdpi.com/2220-9964/9/4/207/xml |
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| article pdf uploaded. | 29 March 2020 12:46 CEST | Version of Record | https://www.mdpi.com/2220-9964/9/4/207/pdf-vor |
| article xml file uploaded | 29 March 2020 12:46 CEST | Original file | - |
