| article html file updated | 24 December 2025 14:39 CET | Update | https://www.mdpi.com/2218-273X/9/4/138 |
| article html file updated | 30 August 2025 13:43 CEST | Update | - |
| article html file updated | 21 August 2025 20:34 CEST | Update | - |
| article html file updated | 12 February 2020 03:21 CET | Update | - |
| article html file updated | 17 October 2019 20:07 CEST | Update | - |
| article html file updated | 8 May 2019 21:51 CEST | Update | - |
| article html file updated | 25 April 2019 16:13 CEST | Update | - |
| article html file updated | 19 April 2019 13:34 CEST | Original file | - |
| article supplementary file uploaded. | 19 April 2019 13:33 CEST | - | https://www.mdpi.com/2218-273X/9/4/138#supplementary |
| article pdf uploaded. | 19 April 2019 13:33 CEST | Updated version of record | https://www.mdpi.com/2218-273X/9/4/138/pdf |
| article xml uploaded. | 19 April 2019 13:33 CEST | Update | https://www.mdpi.com/2218-273X/9/4/138/xml |
| article xml file uploaded | 19 April 2019 13:33 CEST | Update | - |
| article supplementary file uploaded. | 5 April 2019 14:30 CEST | - | https://www.mdpi.com/2218-273X/9/4/138#supplementary |
| article pdf uploaded. | 5 April 2019 14:30 CEST | Version of Record | https://www.mdpi.com/2218-273X/9/4/138/pdf-vor |
| article xml file uploaded | 5 April 2019 14:30 CEST | Original file | - |
