| article html file updated | 7 February 2020 16:36 CET | Update | https://www.mdpi.com/2073-4344/6/10/156 |
| article html file updated | 5 May 2019 01:11 CEST | Update | - |
| article html file updated | 28 October 2016 09:26 CEST | Update | - |
| article html file updated | 19 October 2016 11:55 CEST | Original file | - |
| article xml uploaded. | 19 October 2016 11:54 CEST | Update | https://www.mdpi.com/2073-4344/6/10/156/xml |
| article xml uploaded. | 19 October 2016 11:54 CEST | Update | - |
| article xml uploaded. | 19 October 2016 11:54 CEST | Original file | - |
| article pdf uploaded. | 19 October 2016 11:54 CEST | Version of Record | https://www.mdpi.com/2073-4344/6/10/156/pdf |
