| article html file updated | 30 August 2025 14:54 CEST | Update | https://www.mdpi.com/2227-9032/7/2/69 |
| article html file updated | 19 July 2022 18:26 CEST | Update | N/A |
| article html file updated | 12 February 2020 11:21 CET | Update | N/A |
| article html file updated | 19 October 2019 21:18 CEST | Update | N/A |
| article html file updated | 5 July 2019 14:45 CEST | Update | N/A |
| article html file updated | 5 July 2019 09:03 CEST | Update | N/A |
| article html file updated | 10 May 2019 12:49 CEST | Original file | N/A |
| article pdf uploaded. | 10 May 2019 11:50 CEST | Version of Record | https://www.mdpi.com/2227-9032/7/2/69/pdf |
| article xml uploaded. | 10 May 2019 11:50 CEST | Update | https://www.mdpi.com/2227-9032/7/2/69/xml |
| article xml file uploaded | 10 May 2019 11:50 CEST | Original file | N/A |
