| article html file updated | 24 December 2025 17:11 CET | Update | https://www.mdpi.com/2223-7747/9/2/129 |
| article html file updated | 31 August 2025 09:32 CEST | Update | N/A |
| article html file updated | 20 July 2022 18:04 CEST | Update | N/A |
| article html file updated | 6 March 2020 08:15 CET | Update | N/A |
| article html file updated | 15 February 2020 04:52 CET | Update | N/A |
| article html file updated | 15 February 2020 02:13 CET | Original file | N/A |
| article pdf uploaded. | 15 February 2020 02:12 CET | Updated version of record | https://www.mdpi.com/2223-7747/9/2/129/pdf |
| article xml uploaded. | 15 February 2020 02:12 CET | Update | https://www.mdpi.com/2223-7747/9/2/129/xml |
| article xml file uploaded | 15 February 2020 02:12 CET | Update | N/A |
| article pdf uploaded. | 21 January 2020 10:56 CET | Version of Record | https://www.mdpi.com/2223-7747/9/2/129/pdf-vor |
| article xml file uploaded | 21 January 2020 10:55 CET | Original file | N/A |
