| article html file updated | 7 February 2020 12:56 CET | Update | https://www.mdpi.com/2220-9964/5/8/136 |
| article html file updated | 5 May 2019 07:48 CEST | Update | - |
| article html file updated | 27 March 2019 12:52 CET | Update | - |
| article html file updated | 30 August 2016 03:48 CEST | Update | - |
| article html file updated | 9 August 2016 08:45 CEST | Update | - |
| article html file updated | 5 August 2016 14:43 CEST | Original file | - |
| article xml uploaded. | 5 August 2016 14:41 CEST | Update | https://www.mdpi.com/2220-9964/5/8/136/xml |
| article pdf uploaded. | 5 August 2016 14:41 CEST | Version of Record | https://www.mdpi.com/2220-9964/5/8/136/pdf |
