| article html file updated | 12 February 2020 06:54 CET | Update | https://www.mdpi.com/2218-1997/5/4/93 |
| article html file updated | 18 October 2019 18:36 CEST | Update | - |
| article html file updated | 8 May 2019 18:36 CEST | Update | - |
| article html file updated | 25 April 2019 08:31 CEST | Update | - |
| article html file updated | 22 April 2019 08:41 CEST | Original file | - |
| article pdf uploaded. | 22 April 2019 08:40 CEST | Version of Record | https://www.mdpi.com/2218-1997/5/4/93/pdf |
| article xml uploaded. | 22 April 2019 08:40 CEST | Update | https://www.mdpi.com/2218-1997/5/4/93/xml |
| article xml file uploaded | 22 April 2019 08:40 CEST | Original file | - |
