| article html file updated | 29 August 2025 23:58 CEST | Update | https://www.mdpi.com/2079-7737/5/4/47 |
| article html file updated | 16 July 2022 04:00 CEST | Update | - |
| article html file updated | 7 February 2020 18:50 CET | Update | - |
| article html file updated | 22 September 2019 07:50 CEST | Update | - |
| article html file updated | 4 May 2019 20:53 CEST | Update | - |
| article html file updated | 28 December 2016 08:47 CET | Update | - |
| article html file updated | 30 November 2016 09:27 CET | Original file | - |
| article xml uploaded. | 30 November 2016 09:25 CET | Update | https://www.mdpi.com/2079-7737/5/4/47/xml |
| article xml uploaded. | 30 November 2016 09:25 CET | Update | - |
| article xml uploaded. | 30 November 2016 09:25 CET | Original file | - |
| article pdf uploaded. | 30 November 2016 09:25 CET | Version of Record | https://www.mdpi.com/2079-7737/5/4/47/pdf |
