| article html file updated | 29 August 2025 23:14 CEST | Update | https://www.mdpi.com/2077-0383/5/6/59 |
| article html file updated | 16 July 2022 02:38 CEST | Update | - |
| article html file updated | 7 February 2020 10:15 CET | Update | - |
| article html file updated | 21 September 2019 19:08 CEST | Update | - |
| article html file updated | 5 May 2019 12:47 CEST | Update | - |
| article html file updated | 27 March 2019 07:39 CET | Update | - |
| article html file updated | 1 July 2016 11:52 CEST | Update | - |
| article html file updated | 16 June 2016 09:02 CEST | Original file | - |
| article xml uploaded. | 16 June 2016 09:01 CEST | Original file | https://www.mdpi.com/2077-0383/5/6/59/xml |
| article pdf uploaded. | 16 June 2016 09:01 CEST | Version of Record | https://www.mdpi.com/2077-0383/5/6/59/pdf |
