| article html file updated | 29 August 2025 21:32 CEST | Update | https://www.mdpi.com/2079-6412/5/1/54 |
| article html file updated | 15 July 2022 23:53 CEST | Update | - |
| article html file updated | 6 February 2020 16:03 CET | Update | - |
| article html file updated | 7 May 2019 00:48 CEST | Update | - |
| article html file updated | 25 March 2019 21:55 CET | Update | - |
| article html file updated | 19 May 2016 11:41 CEST | Update | - |
| article html file updated | 21 August 2015 07:48 CEST | Update | - |
| article html file updated | 28 February 2015 03:09 CET | Original file | - |
| article xml file uploaded | 28 February 2015 03:09 CET | Original file | https://www.mdpi.com/2079-6412/5/1/54/xml |
| article pdf uploaded. | 16 February 2015 15:30 CET | Version of Record | https://www.mdpi.com/2079-6412/5/1/54/pdf |
