| article html file updated | 9 February 2020 18:22 CET | Update | https://www.mdpi.com/2227-9717/6/5/60 |
| article html file updated | 3 October 2019 19:06 CEST | Update | - |
| article html file updated | 30 April 2019 18:10 CEST | Update | - |
| article html file updated | 16 April 2019 18:37 CEST | Update | - |
| article html file updated | 30 March 2019 02:50 CET | Update | - |
| article html file updated | 30 May 2018 12:14 CEST | Update | - |
| article html file updated | 21 May 2018 06:32 CEST | Original file | - |
| article pdf uploaded. | 21 May 2018 06:31 CEST | Version of Record | https://www.mdpi.com/2227-9717/6/5/60/pdf |
| article xml uploaded. | 21 May 2018 06:31 CEST | Update | https://www.mdpi.com/2227-9717/6/5/60/xml |
| article xml file uploaded | 21 May 2018 06:31 CEST | Original file | - |
