| article html file updated | 8 February 2020 17:03 CET | Update | https://www.mdpi.com/2227-7099/5/4/36 |
| article html file updated | 27 September 2019 08:25 CEST | Update | - |
| article html file updated | 3 May 2019 00:17 CEST | Update | - |
| article html file updated | 2 January 2018 16:59 CET | Update | - |
| article html file updated | 26 September 2017 04:45 CEST | Update | - |
| article xml uploaded. | 26 September 2017 04:43 CEST | Update | https://www.mdpi.com/2227-7099/5/4/36/xml |
| article pdf uploaded. | 26 September 2017 04:43 CEST | Updated version of record | https://www.mdpi.com/2227-7099/5/4/36/pdf |
| article html file updated | 26 September 2017 04:43 CEST | Original file | - |
| article xml uploaded. | 26 September 2017 04:42 CEST | Original file | - |
| article pdf uploaded. | 26 September 2017 04:42 CEST | Version of Record | https://www.mdpi.com/2227-7099/5/4/36/pdf-vor |
