| article html file updated | 7 February 2020 13:06 CET | Update | https://www.mdpi.com/2073-4352/6/8/93 |
| article html file updated | 5 May 2019 07:31 CEST | Update | - |
| article html file updated | 27 March 2019 13:13 CET | Update | - |
| article html file updated | 25 August 2016 11:48 CEST | Update | - |
| article html file updated | 11 August 2016 12:04 CEST | Update | - |
| article html file updated | 11 August 2016 09:02 CEST | Update | - |
| article html file updated | 10 August 2016 09:08 CEST | Original file | - |
| article xml uploaded. | 10 August 2016 09:07 CEST | Update | https://www.mdpi.com/2073-4352/6/8/93/xml |
| article xml uploaded. | 10 August 2016 09:07 CEST | Original file | - |
| article pdf uploaded. | 10 August 2016 09:07 CEST | Version of Record | https://www.mdpi.com/2073-4352/6/8/93/pdf |
