| article html file updated | 7 February 2020 08:17 CET | Update | https://www.mdpi.com/2075-1702/4/2/11 |
| article html file updated | 5 May 2019 16:35 CEST | Update | N/A |
| article html file updated | 27 March 2019 03:57 CET | Update | N/A |
| article html file updated | 10 May 2016 12:14 CEST | Update | N/A |
| article xml uploaded. | 10 May 2016 12:13 CEST | Update | https://www.mdpi.com/2075-1702/4/2/11/xml |
| article pdf uploaded. | 10 May 2016 12:13 CEST | Updated version of record | https://www.mdpi.com/2075-1702/4/2/11/pdf |
| article html file updated | 6 May 2016 11:21 CEST | Original file | N/A |
| article pdf uploaded. | 6 May 2016 11:19 CEST | Version of Record | https://www.mdpi.com/2075-1702/4/2/11/pdf-vor |
