| article html file updated | 7 February 2020 09:21 CET | Update | https://www.mdpi.com/1660-4601/13/6/535 |
| article html file updated | 5 May 2019 14:33 CEST | Update | - |
| article html file updated | 27 March 2019 05:53 CET | Update | - |
| article html file updated | 28 June 2016 10:07 CEST | Update | - |
| article html file updated | 26 May 2016 14:13 CEST | Original file | - |
| article xml uploaded. | 26 May 2016 13:36 CEST | Original file | https://www.mdpi.com/1660-4601/13/6/535/xml |
| article pdf uploaded. | 26 May 2016 13:36 CEST | Version of Record | https://www.mdpi.com/1660-4601/13/6/535/pdf |
