| article html file updated | 30 August 2025 01:31 CEST | Update | https://www.mdpi.com/2220-9964/6/11/320 |
| article html file updated | 16 July 2022 07:01 CEST | Update | - |
| article html file updated | 8 February 2020 19:26 CET | Update | - |
| article html file updated | 28 September 2019 00:12 CEST | Update | - |
| article html file updated | 2 May 2019 19:01 CEST | Update | - |
| article html file updated | 30 November 2017 09:38 CET | Update | - |
| article html file updated | 25 October 2017 15:43 CEST | Original file | - |
| article xml uploaded. | 25 October 2017 15:42 CEST | Update | https://www.mdpi.com/2220-9964/6/11/320/xml |
| article xml uploaded. | 25 October 2017 15:42 CEST | Original file | - |
| article pdf uploaded. | 25 October 2017 15:42 CEST | Version of Record | https://www.mdpi.com/2220-9964/6/11/320/pdf |