| article html file updated | 16 August 2026 17:04 CEST | Update | https://www.mdpi.com/1996-1944/12/21/3550 |
| article html file updated | 14 February 2020 05:01 CET | Update | N/A |
| article html file updated | 15 November 2019 11:14 CET | Update | N/A |
| article html file updated | 5 November 2019 13:27 CET | Original file | N/A |
| article pdf uploaded. | 5 November 2019 13:25 CET | Updated version of record | https://www.mdpi.com/1996-1944/12/21/3550/pdf |
| article xml uploaded. | 5 November 2019 13:25 CET | Update | https://www.mdpi.com/1996-1944/12/21/3550/xml |
| article xml file uploaded | 5 November 2019 13:25 CET | Update | N/A |
| article pdf uploaded. | 29 October 2019 16:22 CET | Version of Record | https://www.mdpi.com/1996-1944/12/21/3550/pdf-vor |
| article xml file uploaded | 29 October 2019 16:22 CET | Original file | N/A |
