| article html file updated | 31 August 2025 06:15 CEST | Update | https://www.mdpi.com/2226-4310/6/12/133 |
| article html file updated | 19 July 2022 21:59 CEST | Update | - |
| article html file updated | 14 February 2020 17:37 CET | Update | - |
| article html file updated | 30 December 2019 13:15 CET | Update | - |
| article html file updated | 11 December 2019 08:51 CET | Original file | - |
| article pdf uploaded. | 11 December 2019 08:49 CET | Version of Record | https://www.mdpi.com/2226-4310/6/12/133/pdf |
| article xml uploaded. | 11 December 2019 08:49 CET | Update | https://www.mdpi.com/2226-4310/6/12/133/xml |
| article xml file uploaded | 11 December 2019 08:49 CET | Original file | - |
