| article html file updated | 7 February 2020 11:59 CET | Update | https://www.mdpi.com/2227-7382/4/3/23 |
| article html file updated | 5 May 2019 09:38 CEST | Update | - |
| article html file updated | 27 March 2019 10:50 CET | Update | - |
| article html file updated | 29 September 2016 12:01 CEST | Update | - |
| article html file updated | 27 July 2016 14:53 CEST | Update | - |
| article xml uploaded. | 27 July 2016 14:52 CEST | Update | https://www.mdpi.com/2227-7382/4/3/23/xml |
| article pdf uploaded. | 27 July 2016 14:52 CEST | Updated version of record | https://www.mdpi.com/2227-7382/4/3/23/pdf |
| article html file updated | 20 July 2016 09:24 CEST | Original file | - |
| article pdf uploaded. | 20 July 2016 09:22 CEST | Version of Record | https://www.mdpi.com/2227-7382/4/3/23/pdf-vor |
