| article html file updated | 31 August 2025 07:46 CEST | Update | https://www.mdpi.com/1422-0067/21/1/254 |
| article html file updated | 19 July 2022 20:32 CEST | Update | - |
| article html file updated | 14 February 2020 22:39 CET | Update | - |
| article html file updated | 16 January 2020 13:48 CET | Update | - |
| article html file updated | 30 December 2019 11:57 CET | Original file | - |
| article pdf uploaded. | 30 December 2019 11:37 CET | Version of Record | https://www.mdpi.com/1422-0067/21/1/254/pdf |
| article xml uploaded. | 30 December 2019 11:37 CET | Update | https://www.mdpi.com/1422-0067/21/1/254/xml |
| article xml file uploaded | 30 December 2019 11:37 CET | Original file | - |
