| article html file updated | 7 February 2020 19:02 CET | Update | https://www.mdpi.com/2073-4360/8/12/418 |
| article html file updated | 22 September 2019 08:36 CEST | Update | - |
| article html file updated | 4 May 2019 20:27 CEST | Update | - |
| article html file updated | 15 March 2019 10:31 CET | Update | - |
| article html file updated | 28 December 2016 07:56 CET | Update | - |
| article html file updated | 2 December 2016 12:54 CET | Original file | - |
| article xml uploaded. | 2 December 2016 12:53 CET | Update | https://www.mdpi.com/2073-4360/8/12/418/xml |
| article xml uploaded. | 2 December 2016 12:53 CET | Original file | - |
| article pdf uploaded. | 2 December 2016 12:53 CET | Version of Record | https://www.mdpi.com/2073-4360/8/12/418/pdf |
