| article html file updated | 30 August 2025 04:09 CEST | Update | https://www.mdpi.com/2218-273X/8/2/34 |
| article html file updated | 16 July 2022 20:48 CEST | Update | - |
| article html file updated | 9 February 2020 19:25 CET | Update | - |
| article html file updated | 30 April 2019 15:48 CEST | Update | - |
| article html file updated | 16 April 2019 16:18 CEST | Update | - |
| article html file updated | 30 March 2019 05:32 CET | Update | - |
| article html file updated | 29 May 2018 10:44 CEST | Original file | - |
| article pdf uploaded. | 29 May 2018 10:43 CEST | Version of Record | https://www.mdpi.com/2218-273X/8/2/34/pdf |
| article xml uploaded. | 29 May 2018 10:43 CEST | Update | https://www.mdpi.com/2218-273X/8/2/34/xml |
| article xml file uploaded | 29 May 2018 10:43 CEST | Original file | - |
