| article html file updated | 7 February 2020 09:02 CET | Update | https://www.mdpi.com/2073-4352/6/5/62 |
| article html file updated | 5 May 2019 15:09 CEST | Update | - |
| article html file updated | 27 March 2019 05:18 CET | Update | - |
| article html file updated | 26 May 2016 12:34 CEST | Update | - |
| article html file updated | 20 May 2016 10:28 CEST | Original file | - |
| article xml uploaded. | 20 May 2016 10:27 CEST | Original file | https://www.mdpi.com/2073-4352/6/5/62/xml |
| article pdf uploaded. | 20 May 2016 10:27 CEST | Version of Record | https://www.mdpi.com/2073-4352/6/5/62/pdf |
