| article html file updated | 30 August 2025 00:26 CEST | Update | https://www.mdpi.com/1422-0067/18/2/449 |
| article html file updated | 16 July 2022 04:56 CEST | Update | - |
| article html file updated | 7 February 2020 23:45 CET | Update | - |
| article html file updated | 23 September 2019 09:59 CEST | Update | - |
| article html file updated | 4 May 2019 10:32 CEST | Update | - |
| article html file updated | 2 March 2017 10:17 CET | Update | - |
| article html file updated | 22 February 2017 11:41 CET | Original file | - |
| article xml uploaded. | 22 February 2017 11:40 CET | Original file | https://www.mdpi.com/1422-0067/18/2/449/xml |
| article pdf uploaded. | 22 February 2017 11:40 CET | Updated version of record | https://www.mdpi.com/1422-0067/18/2/449/pdf |
| article pdf uploaded. | 19 February 2017 09:47 CET | Version of Record | https://www.mdpi.com/1422-0067/18/2/449/pdf-vor |
