| article html file updated | 31 August 2025 15:07 CEST | Update | https://www.mdpi.com/1422-0067/21/6/2169 |
| article html file updated | 20 July 2022 23:37 CEST | Update | - |
| article html file updated | 2 April 2020 03:56 CEST | Update | - |
| article html file updated | 23 March 2020 11:29 CET | Update | - |
| article pdf uploaded. | 23 March 2020 11:28 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/6/2169/pdf |
| article xml uploaded. | 23 March 2020 11:28 CET | Update | https://www.mdpi.com/1422-0067/21/6/2169/xml |
| article xml file uploaded | 23 March 2020 11:28 CET | Update | - |
| article html file updated | 23 March 2020 11:27 CET | Update | - |
| article pdf uploaded. | 23 March 2020 11:25 CET | Updated version of record | https://www.mdpi.com/1422-0067/21/6/2169/pdf-vor |
| article xml file uploaded | 23 March 2020 11:25 CET | Update | - |
| article html file updated | 21 March 2020 13:40 CET | Original file | - |
| article supplementary file uploaded. | 21 March 2020 13:39 CET | - | https://www.mdpi.com/1422-0067/21/6/2169#supplementary |
| article pdf uploaded. | 21 March 2020 13:39 CET | Version of Record | https://www.mdpi.com/1422-0067/21/6/2169/pdf-vor |
| article xml file uploaded | 21 March 2020 13:39 CET | Original file | - |
