| article html file updated | 8 February 2020 07:17 CET | Update | https://www.mdpi.com/2073-4352/7/6/162 |
| article html file updated | 25 September 2019 03:15 CEST | Update | - |
| article html file updated | 3 May 2019 19:20 CEST | Update | - |
| article html file updated | 30 June 2017 11:24 CEST | Update | - |
| article html file updated | 23 June 2017 05:04 CEST | Original file | - |
| article xml uploaded. | 23 June 2017 05:02 CEST | Update | https://www.mdpi.com/2073-4352/7/6/162/xml |
| article pdf uploaded. | 23 June 2017 05:02 CEST | Updated version of record | https://www.mdpi.com/2073-4352/7/6/162/pdf |
| article pdf uploaded. | 2 June 2017 11:59 CEST | Version of Record | https://www.mdpi.com/2073-4352/7/6/162/pdf-vor |
