| article html file updated | 7 February 2020 14:26 CET | Update | https://www.mdpi.com/2225-1154/4/3/43 |
| article html file updated | 5 May 2019 05:06 CEST | Update | - |
| article html file updated | 28 September 2016 08:08 CEST | Update | - |
| article html file updated | 5 September 2016 08:54 CEST | Original file | - |
| article xml uploaded. | 5 September 2016 08:52 CEST | Update | https://www.mdpi.com/2225-1154/4/3/43/xml |
| article xml uploaded. | 5 September 2016 08:52 CEST | Update | - |
| article xml uploaded. | 5 September 2016 08:52 CEST | Update | - |
| article xml uploaded. | 5 September 2016 08:52 CEST | Original file | - |
| article pdf uploaded. | 5 September 2016 08:52 CEST | Version of Record | https://www.mdpi.com/2225-1154/4/3/43/pdf |
