| article html file updated | 30 August 2025 21:01 CEST | Update | https://www.mdpi.com/2227-7102/9/2/129 |
| article html file updated | 21 August 2025 21:19 CEST | Update | N/A |
| article html file updated | 20 July 2022 15:44 CEST | Update | N/A |
| article html file updated | 12 February 2020 19:05 CET | Update | N/A |
| article html file updated | 21 October 2019 17:53 CEST | Update | N/A |
| article html file updated | 4 July 2019 18:06 CEST | Update | N/A |
| article html file updated | 12 June 2019 09:28 CEST | Original file | N/A |
| article pdf uploaded. | 12 June 2019 09:26 CEST | Version of Record | https://www.mdpi.com/2227-7102/9/2/129/pdf |
| article xml uploaded. | 12 June 2019 09:26 CEST | Update | https://www.mdpi.com/2227-7102/9/2/129/xml |
| article xml file uploaded | 12 June 2019 09:26 CEST | Original file | N/A |
