| article html file updated | 31 August 2025 14:23 CEST | Update | https://www.mdpi.com/1422-0067/21/6/1974 |
| article html file updated | 20 July 2022 22:52 CEST | Update | - |
| article html file updated | 2 April 2020 02:08 CEST | Update | - |
| article html file updated | 18 March 2020 04:10 CET | Original file | - |
| article pdf uploaded. | 18 March 2020 04:09 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/6/1974/pdf |
| article xml uploaded. | 18 March 2020 04:09 CET | Update | https://www.mdpi.com/1422-0067/21/6/1974/xml |
| article xml file uploaded | 18 March 2020 04:09 CET | Update | - |
| article pdf uploaded. | 13 March 2020 14:05 CET | Version of Record | https://www.mdpi.com/1422-0067/21/6/1974/pdf-vor |
| article xml file uploaded | 13 March 2020 14:05 CET | Original file | - |
