| article html file updated | 30 August 2025 10:55 CEST | Update | https://www.mdpi.com/1422-0067/20/2/284 |
| article html file updated | 20 July 2022 16:10 CEST | Update | - |
| article html file updated | 11 February 2020 08:28 CET | Update | - |
| article html file updated | 13 October 2019 06:27 CEST | Update | - |
| article html file updated | 27 April 2019 07:37 CEST | Update | - |
| article html file updated | 13 April 2019 03:44 CEST | Update | - |
| article html file updated | 3 April 2019 02:20 CEST | Update | - |
| article html file updated | 29 January 2019 08:46 CET | Update | - |
| article html file updated | 12 January 2019 08:27 CET | Original file | - |
| article pdf uploaded. | 12 January 2019 08:25 CET | Version of Record | https://www.mdpi.com/1422-0067/20/2/284/pdf |
| article xml uploaded. | 12 January 2019 08:25 CET | Update | https://www.mdpi.com/1422-0067/20/2/284/xml |
| article xml file uploaded | 12 January 2019 08:25 CET | Original file | - |
