| article html file updated | 7 February 2020 01:45 CET | Update | https://www.mdpi.com/2227-7390/3/4/1192 |
| article html file updated | 6 May 2019 05:58 CEST | Update | - |
| article html file updated | 26 March 2019 15:43 CET | Update | - |
| article html file updated | 22 September 2016 08:17 CEST | Original file | - |
| article xml uploaded. | 22 September 2016 08:14 CEST | Update | https://www.mdpi.com/2227-7390/3/4/1192/xml |
| article xml uploaded. | 22 September 2016 08:14 CEST | Update | - |
| article pdf uploaded. | 8 December 2015 10:53 CET | Updated version of record | https://www.mdpi.com/2227-7390/3/4/1192/pdf |
| article pdf uploaded. | 4 December 2015 09:39 CET | Version of Record | https://www.mdpi.com/2227-7390/3/4/1192/pdf-vor |
| article xml uploaded. | 4 December 2015 09:39 CET | Original file | - |