| article html file updated | 31 August 2025 10:01 CEST | Update | https://www.mdpi.com/2223-7747/9/2/157 |
| article html file updated | 20 July 2022 18:32 CEST | Update | N/A |
| article html file updated | 6 March 2020 08:28 CET | Update | N/A |
| article html file updated | 29 February 2020 05:48 CET | Original file | N/A |
| article pdf uploaded. | 29 February 2020 05:46 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/2/157/pdf |
| article xml uploaded. | 29 February 2020 05:46 CET | Update | https://www.mdpi.com/2223-7747/9/2/157/xml |
| article xml file uploaded | 29 February 2020 05:46 CET | Update | N/A |
| article supplementary file uploaded. | 27 January 2020 09:44 CET | - | https://www.mdpi.com/2223-7747/9/2/157#supplementary |
| article pdf uploaded. | 27 January 2020 09:44 CET | Version of Record | https://www.mdpi.com/2223-7747/9/2/157/pdf-vor |
| article xml file uploaded | 27 January 2020 09:44 CET | Original file | N/A |
