| article html file updated | 9 February 2020 14:29 CET | Update | https://www.mdpi.com/2227-9717/6/4/36 |
| article html file updated | 2 October 2019 18:46 CEST | Update | - |
| article html file updated | 1 May 2019 02:11 CEST | Update | - |
| article html file updated | 17 April 2019 02:42 CEST | Update | - |
| article html file updated | 29 March 2019 17:14 CET | Update | - |
| article html file updated | 1 May 2018 05:39 CEST | Update | - |
| article html file updated | 19 April 2018 11:46 CEST | Original file | - |
| article pdf uploaded. | 19 April 2018 11:44 CEST | Version of Record | https://www.mdpi.com/2227-9717/6/4/36/pdf |
| article xml uploaded. | 19 April 2018 11:44 CEST | Update | https://www.mdpi.com/2227-9717/6/4/36/xml |
| article xml file uploaded | 19 April 2018 11:44 CEST | Original file | - |
