| article html file updated | 7 February 2020 11:39 CET | Update | https://www.mdpi.com/2220-9964/5/7/116 |
| article html file updated | 5 May 2019 10:13 CEST | Update | - |
| article html file updated | 27 March 2019 10:12 CET | Update | - |
| article html file updated | 27 July 2016 11:53 CEST | Update | - |
| article html file updated | 14 July 2016 08:15 CEST | Original file | - |
| article xml uploaded. | 14 July 2016 08:13 CEST | Update | https://www.mdpi.com/2220-9964/5/7/116/xml |
| article pdf uploaded. | 14 July 2016 08:13 CEST | Version of Record | https://www.mdpi.com/2220-9964/5/7/116/pdf |
