| article html file updated | 7 February 2020 19:34 CET | Update | https://www.mdpi.com/2073-4352/6/12/158 |
| article html file updated | 22 September 2019 11:14 CEST | Update | - |
| article html file updated | 4 May 2019 19:21 CEST | Update | - |
| article html file updated | 27 December 2016 11:22 CET | Update | - |
| article html file updated | 14 December 2016 04:08 CET | Original file | - |
| article xml uploaded. | 14 December 2016 04:06 CET | Update | https://www.mdpi.com/2073-4352/6/12/158/xml |
| article xml uploaded. | 14 December 2016 04:06 CET | Original file | - |
| article pdf uploaded. | 14 December 2016 04:06 CET | Version of Record | https://www.mdpi.com/2073-4352/6/12/158/pdf |
