| article html file updated | 7 February 2020 15:17 CET | Update | https://www.mdpi.com/2226-4787/4/3/27 |
| article html file updated | 5 May 2019 03:34 CEST | Update | - |
| article html file updated | 29 September 2016 09:42 CEST | Update | - |
| article html file updated | 21 September 2016 09:04 CEST | Original file | - |
| article xml uploaded. | 21 September 2016 09:02 CEST | Update | https://www.mdpi.com/2226-4787/4/3/27/xml |
| article xml uploaded. | 21 September 2016 09:02 CEST | Original file | - |
| article pdf uploaded. | 21 September 2016 09:02 CEST | Version of Record | https://www.mdpi.com/2226-4787/4/3/27/pdf |
