| article html file updated | 30 August 2025 13:05 CEST | Update | https://www.mdpi.com/2218-273X/9/3/106 |
| article html file updated | 19 July 2022 16:29 CEST | Update | - |
| article html file updated | 11 February 2020 22:50 CET | Update | - |
| article html file updated | 16 October 2019 18:06 CEST | Update | - |
| article html file updated | 26 April 2019 01:56 CEST | Update | - |
| article html file updated | 11 April 2019 20:56 CEST | Update | - |
| article html file updated | 10 April 2019 16:48 CEST | Update | - |
| article html file updated | 4 April 2019 14:56 CEST | Update | - |
| article html file updated | 17 March 2019 11:55 CET | Original file | - |
| article pdf uploaded. | 17 March 2019 11:53 CET | Version of Record | https://www.mdpi.com/2218-273X/9/3/106/pdf |
| article xml uploaded. | 17 March 2019 11:53 CET | Update | https://www.mdpi.com/2218-273X/9/3/106/xml |
| article xml file uploaded | 17 March 2019 11:53 CET | Original file | - |