| article html file updated | 24 December 2025 17:36 CET | Update | https://www.mdpi.com/2223-7747/9/2/267 |
| article html file updated | 31 August 2025 12:00 CEST | Update | N/A |
| article html file updated | 20 July 2022 20:31 CEST | Update | N/A |
| article html file updated | 6 March 2020 09:40 CET | Update | N/A |
| article html file updated | 1 March 2020 12:52 CET | Original file | N/A |
| article pdf uploaded. | 1 March 2020 12:51 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/2/267/pdf |
| article xml uploaded. | 1 March 2020 12:51 CET | Update | https://www.mdpi.com/2223-7747/9/2/267/xml |
| article xml file uploaded | 1 March 2020 12:51 CET | Update | N/A |
| article pdf uploaded. | 18 February 2020 13:54 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/2/267/pdf-vor |
| article xml file uploaded | 18 February 2020 13:54 CET | Update | N/A |
| article pdf uploaded. | 18 February 2020 13:54 CET | Version of Record | https://www.mdpi.com/2223-7747/9/2/267/pdf-vor |
| article xml file uploaded | 18 February 2020 13:54 CET | Original file | N/A |
