| article html file updated | 8 February 2020 09:35 CET | Update | https://www.mdpi.com/2073-4360/9/7/255 |
| article html file updated | 25 September 2019 15:19 CEST | Update | - |
| article html file updated | 3 May 2019 15:01 CEST | Update | - |
| article html file updated | 15 March 2019 10:14 CET | Update | - |
| article html file updated | 2 August 2017 04:20 CEST | Update | - |
| article html file updated | 30 June 2017 13:14 CEST | Original file | - |
| article xml uploaded. | 30 June 2017 13:13 CEST | Update | https://www.mdpi.com/2073-4360/9/7/255/xml |
| article pdf uploaded. | 30 June 2017 13:13 CEST | Updated version of record | https://www.mdpi.com/2073-4360/9/7/255/pdf |
| article pdf uploaded. | 29 June 2017 14:16 CEST | Version of Record | https://www.mdpi.com/2073-4360/9/7/255/pdf-vor |
