| article html file updated | 6 February 2020 19:46 CET | Update | https://www.mdpi.com/1422-0067/16/6/13850 |
| article html file updated | 6 May 2019 17:36 CEST | Update | - |
| article html file updated | 26 March 2019 04:54 CET | Update | - |
| article html file updated | 21 August 2015 13:44 CEST | Update | - |
| article html file updated | 7 July 2015 07:41 CEST | Original file | - |
| article xml file uploaded | 7 July 2015 07:41 CEST | Original file | https://www.mdpi.com/1422-0067/16/6/13850/xml |
| article pdf uploaded. | 17 June 2015 12:24 CEST | Version of Record | https://www.mdpi.com/1422-0067/16/6/13850/pdf |
