| article html file updated | 8 February 2020 12:25 CET | Update | https://www.mdpi.com/2073-4360/9/8/326 |
| article html file updated | 26 September 2019 06:35 CEST | Update | - |
| article html file updated | 3 May 2019 09:13 CEST | Update | - |
| article html file updated | 27 March 2019 18:30 CET | Update | - |
| article html file updated | 1 September 2017 07:25 CEST | Update | - |
| article html file updated | 1 August 2017 13:32 CEST | Original file | - |
| article xml uploaded. | 1 August 2017 13:31 CEST | Original file | https://www.mdpi.com/2073-4360/9/8/326/xml |
| article pdf uploaded. | 1 August 2017 13:31 CEST | Updated version of record | https://www.mdpi.com/2073-4360/9/8/326/pdf |
| article pdf uploaded. | 31 July 2017 13:46 CEST | Version of Record | https://www.mdpi.com/2073-4360/9/8/326/pdf-vor |
