| article html file updated | 9 February 2020 22:07 CET | Update | https://www.mdpi.com/1999-4893/11/6/87 |
| article html file updated | 4 October 2019 18:22 CEST | Update | - |
| article html file updated | 30 April 2019 09:20 CEST | Update | - |
| article html file updated | 16 April 2019 04:18 CEST | Update | - |
| article html file updated | 30 March 2019 12:25 CET | Update | - |
| article html file updated | 25 June 2018 11:46 CEST | Update | - |
| article html file updated | 20 June 2018 09:23 CEST | Original file | - |
| article pdf uploaded. | 20 June 2018 09:22 CEST | Version of Record | https://www.mdpi.com/1999-4893/11/6/87/pdf |
| article xml uploaded. | 20 June 2018 09:22 CEST | Update | https://www.mdpi.com/1999-4893/11/6/87/xml |
| article xml file uploaded | 20 June 2018 09:22 CEST | Original file | - |
