| article html file updated | 31 August 2025 05:04 CEST | Update | https://www.mdpi.com/1911-8074/12/4/173 |
| article html file updated | 19 July 2022 23:11 CEST | Update | N/A |
| article html file updated | 14 February 2020 12:28 CET | Update | N/A |
| article html file updated | 31 December 2019 20:46 CET | Update | N/A |
| article html file updated | 23 November 2019 10:00 CET | Original file | N/A |
| article pdf uploaded. | 23 November 2019 09:58 CET | Version of Record | https://www.mdpi.com/1911-8074/12/4/173/pdf |
| article xml uploaded. | 23 November 2019 09:58 CET | Update | https://www.mdpi.com/1911-8074/12/4/173/xml |
| article xml file uploaded | 23 November 2019 09:58 CET | Original file | N/A |
