| article html file updated | 31 August 2025 14:21 CEST | Update | https://www.mdpi.com/1422-0067/21/6/1971 |
| article html file updated | 20 July 2022 22:50 CEST | Update | - |
| article html file updated | 2 April 2020 02:07 CEST | Update | - |
| article html file updated | 16 March 2020 07:23 CET | Update | - |
| article pdf uploaded. | 16 March 2020 07:22 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/6/1971/pdf |
| article xml uploaded. | 16 March 2020 07:22 CET | Update | https://www.mdpi.com/1422-0067/21/6/1971/xml |
| article xml file uploaded | 16 March 2020 07:22 CET | Update | - |
| article html file updated | 14 March 2020 15:49 CET | Original file | - |
| article pdf uploaded. | 14 March 2020 15:47 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/6/1971/pdf-vor |
| article xml file uploaded | 14 March 2020 15:47 CET | Update | - |
| article pdf uploaded. | 13 March 2020 12:48 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/6/1971/pdf-vor |
| article xml file uploaded | 13 March 2020 12:48 CET | Update | - |
| article supplementary file uploaded. | 13 March 2020 12:48 CET | - | https://www.mdpi.com/1422-0067/21/6/1971#supplementary |
| article pdf uploaded. | 13 March 2020 12:48 CET | Version of Record | https://www.mdpi.com/1422-0067/21/6/1971/pdf-vor |
| article xml file uploaded | 13 March 2020 12:48 CET | Original file | - |
