| article html file updated | 8 February 2020 12:32 CET | Update | https://www.mdpi.com/1999-4915/9/8/203 |
| article html file updated | 26 September 2019 07:15 CEST | Update | - |
| article html file updated | 3 May 2019 08:59 CEST | Update | - |
| article html file updated | 27 March 2019 18:44 CET | Update | - |
| article html file updated | 1 September 2017 05:17 CEST | Update | - |
| article html file updated | 1 August 2017 13:57 CEST | Original file | - |
| article xml uploaded. | 1 August 2017 13:56 CEST | Original file | https://www.mdpi.com/1999-4915/9/8/203/xml |
| article pdf uploaded. | 1 August 2017 13:56 CEST | Version of Record | https://www.mdpi.com/1999-4915/9/8/203/pdf |
