| article html file updated | 31 August 2025 14:58 CEST | Update | https://www.mdpi.com/1422-0067/21/6/2135 |
| article html file updated | 20 July 2022 23:29 CEST | Update | - |
| article html file updated | 2 April 2020 03:30 CEST | Update | - |
| article html file updated | 22 March 2020 01:54 CET | Original file | - |
| article pdf uploaded. | 22 March 2020 01:53 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/6/2135/pdf |
| article xml uploaded. | 22 March 2020 01:53 CET | Update | https://www.mdpi.com/1422-0067/21/6/2135/xml |
| article xml file uploaded | 22 March 2020 01:53 CET | Update | - |
| article pdf uploaded. | 20 March 2020 11:52 CET | Version of Record | https://www.mdpi.com/1422-0067/21/6/2135/pdf-vor |
| article xml file uploaded | 20 March 2020 11:52 CET | Original file | - |
