| article html file updated | 16 August 2026 17:26 CEST | Update | https://www.mdpi.com/2218-1989/9/11/263 |
| article html file updated | 14 February 2020 06:16 CET | Update | N/A |
| article html file updated | 28 November 2019 00:25 CET | Update | N/A |
| article html file updated | 20 November 2019 12:09 CET | Original file | N/A |
| article pdf uploaded. | 20 November 2019 12:08 CET | Updated version of record | https://www.mdpi.com/2218-1989/9/11/263/pdf |
| article xml uploaded. | 20 November 2019 12:08 CET | Update | https://www.mdpi.com/2218-1989/9/11/263/xml |
| article xml file uploaded | 20 November 2019 12:08 CET | Update | N/A |
| article pdf uploaded. | 2 November 2019 10:41 CET | Version of Record | https://www.mdpi.com/2218-1989/9/11/263/pdf-vor |
| article xml file uploaded | 2 November 2019 10:41 CET | Original file | N/A |
