| article html file updated | 31 August 2025 09:22 CEST | Update | https://www.mdpi.com/2077-1312/8/1/56 |
| article html file updated | 20 July 2022 17:54 CEST | Update | - |
| article html file updated | 15 February 2020 04:13 CET | Update | - |
| article html file updated | 5 February 2020 21:28 CET | Update | - |
| article html file updated | 23 January 2020 13:49 CET | Original file | - |
| article pdf uploaded. | 23 January 2020 13:47 CET | Updated version of record | https://www.mdpi.com/2077-1312/8/1/56/pdf |
| article xml uploaded. | 23 January 2020 13:47 CET | Update | https://www.mdpi.com/2077-1312/8/1/56/xml |
| article xml file uploaded | 23 January 2020 13:47 CET | Update | - |
| article pdf uploaded. | 18 January 2020 11:49 CET | Version of Record | https://www.mdpi.com/2077-1312/8/1/56/pdf-vor |
| article xml file uploaded | 18 January 2020 11:49 CET | Original file | - |
