| article html file updated | 24 December 2025 17:57 CET | Update | https://www.mdpi.com/1422-0067/21/6/1968 |
| article html file updated | 31 August 2025 14:20 CEST | Update | - |
| article html file updated | 20 July 2022 22:49 CEST | Update | - |
| article html file updated | 2 April 2020 02:03 CEST | Update | - |
| article html file updated | 16 March 2020 06:07 CET | Update | - |
| article pdf uploaded. | 16 March 2020 06:06 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/6/1968/pdf |
| article xml uploaded. | 16 March 2020 06:06 CET | Update | https://www.mdpi.com/1422-0067/21/6/1968/xml |
| article xml file uploaded | 16 March 2020 06:06 CET | Update | - |
| article html file updated | 13 March 2020 12:18 CET | Original file | - |
| article supplementary file uploaded. | 13 March 2020 12:17 CET | - | https://www.mdpi.com/1422-0067/21/6/1968#supplementary |
| article pdf uploaded. | 13 March 2020 12:17 CET | Version of Record | https://www.mdpi.com/1422-0067/21/6/1968/pdf-vor |
| article xml file uploaded | 13 March 2020 12:17 CET | Original file | - |
