| article html file updated | 30 August 2025 10:00 CEST | Update | https://www.mdpi.com/1911-8074/11/4/90 |
| article html file updated | 17 July 2022 16:07 CEST | Update | N/A |
| article html file updated | 11 February 2020 03:27 CET | Update | N/A |
| article html file updated | 12 October 2019 00:42 CEST | Update | N/A |
| article html file updated | 27 April 2019 18:41 CEST | Update | N/A |
| article html file updated | 13 April 2019 14:36 CEST | Update | N/A |
| article html file updated | 2 April 2019 14:02 CEST | Update | N/A |
| article html file updated | 26 December 2018 11:44 CET | Update | N/A |
| article html file updated | 15 December 2018 10:51 CET | Original file | N/A |
| article pdf uploaded. | 15 December 2018 10:49 CET | Version of Record | https://www.mdpi.com/1911-8074/11/4/90/pdf |
| article xml uploaded. | 15 December 2018 10:49 CET | Update | https://www.mdpi.com/1911-8074/11/4/90/xml |
| article xml file uploaded | 15 December 2018 10:49 CET | Original file | N/A |
