| article html file updated | 8 February 2020 13:53 CET | Update | https://www.mdpi.com/1999-4915/9/8/231 |
| article html file updated | 26 September 2019 15:06 CEST | Update | - |
| article html file updated | 3 May 2019 06:16 CEST | Update | - |
| article html file updated | 27 March 2019 21:33 CET | Update | - |
| article html file updated | 1 September 2017 05:15 CEST | Update | - |
| article html file updated | 21 August 2017 02:38 CEST | Original file | - |
| article xml uploaded. | 21 August 2017 02:37 CEST | Original file | https://www.mdpi.com/1999-4915/9/8/231/xml |
| article pdf uploaded. | 21 August 2017 02:37 CEST | Updated version of record | https://www.mdpi.com/1999-4915/9/8/231/pdf |
| article pdf uploaded. | 18 August 2017 12:43 CEST | Version of Record | https://www.mdpi.com/1999-4915/9/8/231/pdf-vor |
