| article html file updated | 9 February 2020 15:03 CET | Update | https://www.mdpi.com/2227-9717/6/5/40 |
| article html file updated | 2 October 2019 22:05 CEST | Update | - |
| article html file updated | 1 May 2019 01:06 CEST | Update | - |
| article html file updated | 17 April 2019 01:43 CEST | Update | - |
| article html file updated | 29 March 2019 18:33 CET | Update | - |
| article html file updated | 30 May 2018 11:41 CEST | Update | - |
| article html file updated | 24 April 2018 09:39 CEST | Original file | - |
| article pdf uploaded. | 24 April 2018 09:37 CEST | Version of Record | https://www.mdpi.com/2227-9717/6/5/40/pdf |
| article xml uploaded. | 24 April 2018 09:37 CEST | Update | https://www.mdpi.com/2227-9717/6/5/40/xml |
| article xml file uploaded | 24 April 2018 09:37 CEST | Original file | - |
