| article html file updated | 6 February 2020 01:35 CET | Update | https://www.mdpi.com/1660-3397/11/4/1300 |
| article html file updated | 19 September 2019 19:44 CEST | Update | - |
| article html file updated | 8 May 2019 06:09 CEST | Update | - |
| article html file updated | 20 March 2019 21:10 CET | Update | - |
| article html file updated | 17 June 2015 08:33 CEST | Original file | - |
| article pdf uploaded. | 17 April 2013 14:17 CEST | Version of Record | https://www.mdpi.com/1660-3397/11/4/1300/pdf |
