| article html file updated | 31 August 2025 05:25 CEST | Update | https://www.mdpi.com/2073-4360/11/12/1968 |
| article html file updated | 21 August 2025 23:30 CEST | Update | - |
| article html file updated | 19 July 2022 22:49 CEST | Update | - |
| article html file updated | 14 February 2020 14:31 CET | Update | - |
| article html file updated | 31 December 2019 03:45 CET | Update | - |
| article html file updated | 18 December 2019 11:16 CET | Original file | - |
| article pdf uploaded. | 18 December 2019 11:14 CET | Updated version of record | https://www.mdpi.com/2073-4360/11/12/1968/pdf |
| article xml uploaded. | 18 December 2019 11:14 CET | Update | https://www.mdpi.com/2073-4360/11/12/1968/xml |
| article xml file uploaded | 18 December 2019 11:14 CET | Update | - |
| article supplementary file uploaded. | 29 November 2019 16:38 CET | - | https://www.mdpi.com/2073-4360/11/12/1968#supplementary |
| article pdf uploaded. | 29 November 2019 16:38 CET | Version of Record | https://www.mdpi.com/2073-4360/11/12/1968/pdf-vor |
| article xml file uploaded | 29 November 2019 16:38 CET | Original file | - |
