| article html file updated | 31 August 2025 07:43 CEST | Update | https://www.mdpi.com/1422-0067/21/1/236 |
| article html file updated | 19 July 2022 20:35 CEST | Update | - |
| article html file updated | 14 February 2020 22:28 CET | Update | - |
| article html file updated | 16 January 2020 13:24 CET | Update | - |
| article html file updated | 29 December 2019 10:46 CET | Original file | - |
| article pdf uploaded. | 29 December 2019 10:45 CET | Version of Record | https://www.mdpi.com/1422-0067/21/1/236/pdf |
| article xml uploaded. | 29 December 2019 10:45 CET | Update | https://www.mdpi.com/1422-0067/21/1/236/xml |
| article xml file uploaded | 29 December 2019 10:45 CET | Original file | - |
