| article html file updated | 31 August 2025 15:59 CEST | Update | https://www.mdpi.com/2073-4409/9/4/839 |
| article html file updated | 21 July 2022 00:27 CEST | Update | - |
| article html file updated | 8 May 2020 12:42 CEST | Update | - |
| article html file updated | 31 March 2020 10:59 CEST | Update | - |
| article html file updated | 31 March 2020 10:58 CEST | Original file | - |
| article pdf uploaded. | 31 March 2020 10:57 CEST | Updated version of record | https://www.mdpi.com/2073-4409/9/4/839/pdf |
| article xml uploaded. | 31 March 2020 10:57 CEST | Update | https://www.mdpi.com/2073-4409/9/4/839/xml |
| article xml file uploaded | 31 March 2020 10:57 CEST | Update | - |
| article xml file uploaded | 31 March 2020 10:56 CEST | Original file | - |
