| article html file updated | 31 August 2025 13:07 CEST | Update | https://www.mdpi.com/2223-7747/9/3/293 |
| article html file updated | 20 July 2022 21:36 CEST | Update | N/A |
| article html file updated | 1 April 2020 18:16 CEST | Update | N/A |
| article html file updated | 18 March 2020 10:06 CET | Original file | N/A |
| article pdf uploaded. | 18 March 2020 10:05 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/3/293/pdf |
| article xml uploaded. | 18 March 2020 10:05 CET | Update | https://www.mdpi.com/2223-7747/9/3/293/xml |
| article xml file uploaded | 18 March 2020 10:05 CET | Update | N/A |
| article pdf uploaded. | 1 March 2020 07:34 CET | Version of Record | https://www.mdpi.com/2223-7747/9/3/293/pdf-vor |
| article xml file uploaded | 1 March 2020 07:34 CET | Original file | N/A |
