| article html file updated | 31 August 2025 05:34 CEST | Update | https://www.mdpi.com/2073-4360/11/12/1996 |
| article html file updated | 19 July 2022 22:40 CEST | Update | - |
| article html file updated | 14 February 2020 15:17 CET | Update | - |
| article html file updated | 10 December 2019 07:21 CET | Update | - |
| article pdf uploaded. | 10 December 2019 07:20 CET | Updated version of record | https://www.mdpi.com/2073-4360/11/12/1996/pdf |
| article xml uploaded. | 10 December 2019 07:20 CET | Update | https://www.mdpi.com/2073-4360/11/12/1996/xml |
| article xml file uploaded | 10 December 2019 07:20 CET | Update | - |
| article html file updated | 5 December 2019 12:26 CET | Original file | - |
| article pdf uploaded. | 5 December 2019 12:24 CET | Updated version of record | https://www.mdpi.com/2073-4360/11/12/1996/pdf-vor |
| article xml uploaded. | 5 December 2019 12:24 CET | Update | - |
| article xml file uploaded | 5 December 2019 12:24 CET | Update | - |
| article pdf uploaded. | 2 December 2019 17:09 CET | Version of Record | https://www.mdpi.com/2073-4360/11/12/1996/pdf-vor |
| article xml file uploaded | 2 December 2019 17:09 CET | Original file | - |
