| article html file updated | 24 December 2025 16:54 CET | Update | https://www.mdpi.com/1422-0067/21/1/234 |
| article html file updated | 31 August 2025 07:42 CEST | Update | N/A |
| article html file updated | 19 July 2022 20:36 CEST | Update | N/A |
| article html file updated | 14 February 2020 22:26 CET | Update | N/A |
| article html file updated | 16 January 2020 13:22 CET | Update | N/A |
| article html file updated | 29 December 2019 09:49 CET | Original file | N/A |
| article pdf uploaded. | 29 December 2019 09:48 CET | Version of Record | https://www.mdpi.com/1422-0067/21/1/234/pdf |
| article xml uploaded. | 29 December 2019 09:48 CET | Update | https://www.mdpi.com/1422-0067/21/1/234/xml |
| article xml file uploaded | 29 December 2019 09:48 CET | Original file | N/A |