| article html file updated | 7 February 2020 18:49 CET | Update | https://www.mdpi.com/2077-0383/5/12/111 |
| article html file updated | 22 September 2019 07:48 CEST | Update | - |
| article html file updated | 4 May 2019 20:54 CEST | Update | - |
| article html file updated | 27 December 2016 02:26 CET | Update | - |
| article html file updated | 30 November 2016 08:25 CET | Original file | - |
| article xml uploaded. | 30 November 2016 08:24 CET | Original file | https://www.mdpi.com/2077-0383/5/12/111/xml |
| article pdf uploaded. | 30 November 2016 08:24 CET | Version of Record | https://www.mdpi.com/2077-0383/5/12/111/pdf |
