| article html file updated | 31 August 2025 15:30 CEST | Update | https://www.mdpi.com/1999-4923/12/4/299 |
| article html file updated | 21 July 2022 00:00 CEST | Update | - |
| article html file updated | 8 May 2020 13:28 CEST | Update | - |
| article html file updated | 31 March 2020 04:43 CEST | Original file | - |
| article pdf uploaded. | 31 March 2020 04:42 CEST | Updated version of record | https://www.mdpi.com/1999-4923/12/4/299/pdf |
| article xml uploaded. | 31 March 2020 04:42 CEST | Update | https://www.mdpi.com/1999-4923/12/4/299/xml |
| article xml file uploaded | 31 March 2020 04:42 CEST | Update | - |
| article pdf uploaded. | 25 March 2020 19:35 CET | Updated version of record | https://www.mdpi.com/1999-4923/12/4/299/pdf-vor |
| article xml file uploaded | 25 March 2020 19:35 CET | Update | - |
| article pdf uploaded. | 25 March 2020 19:34 CET | Version of Record | https://www.mdpi.com/1999-4923/12/4/299/pdf-vor |
| article xml file uploaded | 25 March 2020 19:34 CET | Original file | - |
