| article html file updated | 8 February 2020 07:15 CET | Update | https://www.mdpi.com/2077-1444/8/6/106 |
| article html file updated | 3 May 2019 19:24 CEST | Update | - |
| article html file updated | 28 June 2017 14:27 CEST | Update | - |
| article html file updated | 1 June 2017 15:02 CEST | Update | - |
| article html file updated | 1 June 2017 15:01 CEST | Update | - |
| article html file updated | 1 June 2017 15:01 CEST | Original file | - |
| article xml uploaded. | 1 June 2017 15:00 CEST | Update | https://www.mdpi.com/2077-1444/8/6/106/xml |
| article pdf uploaded. | 1 June 2017 15:00 CEST | Updated version of record | https://www.mdpi.com/2077-1444/8/6/106/pdf |
| article pdf uploaded. | 1 June 2017 15:00 CEST | Version of Record | https://www.mdpi.com/2077-1444/8/6/106/pdf-vor |
