| article html file updated | 8 February 2020 00:34 CET | Update | https://www.mdpi.com/2226-4310/4/1/11 |
| article html file updated | 23 September 2019 14:35 CEST | Update | - |
| article html file updated | 4 May 2019 08:45 CEST | Update | - |
| article html file updated | 29 March 2017 05:58 CEST | Update | - |
| article html file updated | 2 March 2017 13:28 CET | Original file | - |
| article xml uploaded. | 2 March 2017 13:26 CET | Original file | https://www.mdpi.com/2226-4310/4/1/11/xml |
| article pdf uploaded. | 2 March 2017 13:26 CET | Updated version of record | https://www.mdpi.com/2226-4310/4/1/11/pdf |
| article pdf uploaded. | 1 March 2017 12:33 CET | Version of Record | https://www.mdpi.com/2226-4310/4/1/11/pdf-vor |
