| article html file updated | 30 August 2025 04:39 CEST | Update | https://www.mdpi.com/2218-273X/8/2/41 |
| article html file updated | 21 August 2025 20:15 CEST | Update | - |
| article html file updated | 16 July 2022 21:50 CEST | Update | - |
| article html file updated | 9 February 2020 22:01 CET | Update | - |
| article html file updated | 4 October 2019 17:45 CEST | Update | - |
| article html file updated | 30 April 2019 09:34 CEST | Update | - |
| article html file updated | 16 April 2019 09:57 CEST | Update | - |
| article html file updated | 16 April 2019 05:04 CEST | Update | - |
| article html file updated | 30 March 2019 12:11 CET | Update | - |
| article html file updated | 19 June 2018 12:48 CEST | Original file | - |
| article pdf uploaded. | 19 June 2018 12:47 CEST | Version of Record | https://www.mdpi.com/2218-273X/8/2/41/pdf |
| article xml uploaded. | 19 June 2018 12:47 CEST | Update | https://www.mdpi.com/2218-273X/8/2/41/xml |
| article xml file uploaded | 19 June 2018 12:47 CEST | Original file | - |
