| article html file updated | 30 August 2025 00:16 CEST | Update | https://www.mdpi.com/1422-0067/18/1/231 |
| article html file updated | 16 July 2022 04:37 CEST | Update | - |
| article html file updated | 7 February 2020 22:01 CET | Update | - |
| article html file updated | 23 September 2019 00:27 CEST | Update | - |
| article html file updated | 4 May 2019 13:59 CEST | Update | - |
| article html file updated | 8 February 2017 11:17 CET | Update | - |
| article html file updated | 23 January 2017 05:30 CET | Original file | - |
| article xml uploaded. | 23 January 2017 05:28 CET | Original file | https://www.mdpi.com/1422-0067/18/1/231/xml |
| article pdf uploaded. | 23 January 2017 05:28 CET | Version of Record | https://www.mdpi.com/1422-0067/18/1/231/pdf |
