| article html file updated | 30 August 2025 09:37 CEST | Update | https://www.mdpi.com/2073-4336/9/4/97 |
| article html file updated | 17 July 2022 13:30 CEST | Update | - |
| article html file updated | 11 February 2020 01:26 CET | Update | - |
| article html file updated | 11 October 2019 12:37 CEST | Update | - |
| article html file updated | 27 April 2019 23:17 CEST | Update | - |
| article html file updated | 13 April 2019 19:10 CEST | Update | - |
| article html file updated | 2 April 2019 08:18 CEST | Update | - |
| article html file updated | 19 December 2018 07:18 CET | Original file | - |
| article pdf uploaded. | 19 December 2018 07:16 CET | Updated version of record | https://www.mdpi.com/2073-4336/9/4/97/pdf |
| article xml uploaded. | 19 December 2018 07:16 CET | Update | https://www.mdpi.com/2073-4336/9/4/97/xml |
| article xml file uploaded | 19 December 2018 07:16 CET | Update | - |
| article pdf uploaded. | 5 December 2018 16:25 CET | Updated version of record | https://www.mdpi.com/2073-4336/9/4/97/pdf-vor |
| article pdf uploaded. | 5 December 2018 16:08 CET | Version of Record | https://www.mdpi.com/2073-4336/9/4/97/pdf-vor |
| article xml file uploaded | 5 December 2018 16:08 CET | Original file | - |
