| article html file updated | 31 August 2025 07:46 CEST | Update | https://www.mdpi.com/1996-1073/13/1/168 |
| article html file updated | 19 July 2022 20:32 CEST | Update | - |
| article html file updated | 14 February 2020 22:38 CET | Update | - |
| article html file updated | 16 January 2020 12:18 CET | Update | - |
| article html file updated | 30 December 2019 11:55 CET | Original file | - |
| article pdf uploaded. | 30 December 2019 11:34 CET | Version of Record | https://www.mdpi.com/1996-1073/13/1/168/pdf |
| article xml uploaded. | 30 December 2019 11:34 CET | Update | https://www.mdpi.com/1996-1073/13/1/168/xml |
| article xml file uploaded | 30 December 2019 11:34 CET | Original file | - |
