| article html file updated | 8 February 2020 18:45 CET | Update | https://www.mdpi.com/2220-9964/6/10/310 |
| article html file updated | 27 September 2019 20:10 CEST | Update | - |
| article html file updated | 2 May 2019 20:36 CEST | Update | - |
| article html file updated | 1 November 2017 02:26 CET | Update | - |
| article html file updated | 19 October 2017 12:56 CEST | Original file | - |
| article xml uploaded. | 19 October 2017 12:55 CEST | Update | https://www.mdpi.com/2220-9964/6/10/310/xml |
| article xml uploaded. | 19 October 2017 12:55 CEST | Original file | - |
| article pdf uploaded. | 19 October 2017 12:55 CEST | Updated version of record | https://www.mdpi.com/2220-9964/6/10/310/pdf |
| article pdf uploaded. | 18 October 2017 10:44 CEST | Version of Record | https://www.mdpi.com/2220-9964/6/10/310/pdf-vor |