| article html file updated | 31 August 2025 04:56 CEST | Update | https://www.mdpi.com/2218-273X/9/12/756 |
| article html file updated | 19 July 2022 23:19 CEST | Update | - |
| article html file updated | 14 February 2020 11:41 CET | Update | - |
| article html file updated | 31 December 2019 11:17 CET | Update | - |
| article html file updated | 14 December 2019 11:05 CET | Original file | - |
| article pdf uploaded. | 14 December 2019 11:03 CET | Updated version of record | https://www.mdpi.com/2218-273X/9/12/756/pdf |
| article xml uploaded. | 14 December 2019 11:03 CET | Update | https://www.mdpi.com/2218-273X/9/12/756/xml |
| article xml file uploaded | 14 December 2019 11:03 CET | Update | - |
| article supplementary file uploaded. | 21 November 2019 11:24 CET | - | https://www.mdpi.com/2218-273X/9/12/756#supplementary |
| article pdf uploaded. | 21 November 2019 11:24 CET | Version of Record | https://www.mdpi.com/2218-273X/9/12/756/pdf-vor |
| article xml file uploaded | 21 November 2019 11:24 CET | Original file | - |