| article html file updated | 30 August 2025 14:38 CEST | Update | https://www.mdpi.com/2079-9284/6/2/28 |
| article html file updated | 19 July 2022 18:10 CEST | Update | N/A |
| article html file updated | 12 February 2020 09:42 CET | Update | N/A |
| article html file updated | 19 October 2019 11:46 CEST | Update | N/A |
| article html file updated | 3 May 2019 11:19 CEST | Original file | N/A |
| article pdf uploaded. | 3 May 2019 11:18 CEST | Version of Record | https://www.mdpi.com/2079-9284/6/2/28/pdf |
| article xml uploaded. | 3 May 2019 11:18 CEST | Update | https://www.mdpi.com/2079-9284/6/2/28/xml |
| article xml file uploaded | 3 May 2019 11:18 CEST | Original file | N/A |
