| article html file updated | 30 August 2025 13:01 CEST | Update | https://www.mdpi.com/1422-0067/20/6/1321 |
| article html file updated | 19 July 2022 16:24 CEST | Update | - |
| article html file updated | 11 February 2020 22:25 CET | Update | - |
| article html file updated | 16 October 2019 15:41 CEST | Update | - |
| article html file updated | 26 April 2019 02:49 CEST | Update | - |
| article html file updated | 11 April 2019 21:50 CEST | Update | - |
| article html file updated | 10 April 2019 09:23 CEST | Update | - |
| article html file updated | 4 April 2019 13:50 CEST | Update | - |
| article html file updated | 15 March 2019 08:50 CET | Original file | - |
| article pdf uploaded. | 15 March 2019 08:49 CET | Version of Record | https://www.mdpi.com/1422-0067/20/6/1321/pdf |
| article xml uploaded. | 15 March 2019 08:49 CET | Update | https://www.mdpi.com/1422-0067/20/6/1321/xml |
| article xml file uploaded | 15 March 2019 08:49 CET | Original file | - |