| article html file updated | 29 August 2025 22:53 CEST | Update | https://www.mdpi.com/2073-4360/8/4/112 |
| article html file updated | 16 July 2022 02:04 CEST | Update | - |
| article html file updated | 7 February 2020 06:28 CET | Update | - |
| article html file updated | 21 September 2019 14:01 CEST | Update | - |
| article html file updated | 5 May 2019 20:18 CEST | Update | - |
| article html file updated | 27 March 2019 00:25 CET | Update | - |
| article html file updated | 15 March 2019 11:50 CET | Update | - |
| article html file updated | 29 April 2016 09:45 CEST | Update | - |
| article html file updated | 26 March 2016 12:56 CET | Original file | - |
| article xml uploaded. | 26 March 2016 12:54 CET | Original file | https://www.mdpi.com/2073-4360/8/4/112/xml |
| article pdf uploaded. | 26 March 2016 12:54 CET | Version of Record | https://www.mdpi.com/2073-4360/8/4/112/pdf |
