| article html file updated | 8 February 2020 13:00 CET | Update | https://www.mdpi.com/1999-4915/9/8/212 |
| article html file updated | 26 September 2019 09:59 CEST | Update | - |
| article html file updated | 3 May 2019 08:02 CEST | Update | - |
| article html file updated | 27 March 2019 19:42 CET | Update | - |
| article html file updated | 1 September 2017 05:18 CEST | Update | - |
| article html file updated | 16 August 2017 11:03 CEST | Original file | - |
| article xml uploaded. | 16 August 2017 11:02 CEST | Original file | https://www.mdpi.com/1999-4915/9/8/212/xml |
| article pdf uploaded. | 16 August 2017 11:02 CEST | Updated version of record | https://www.mdpi.com/1999-4915/9/8/212/pdf |
| article pdf uploaded. | 7 August 2017 14:49 CEST | Version of Record | https://www.mdpi.com/1999-4915/9/8/212/pdf-vor |
