| article html file updated | 6 February 2020 16:46 CET | Update | https://www.mdpi.com/1424-8220/15/3/6699 |
| article html file updated | 6 May 2019 23:31 CEST | Update | - |
| article html file updated | 25 March 2019 23:11 CET | Update | - |
| article html file updated | 21 August 2015 09:01 CEST | Update | - |
| article html file updated | 21 April 2015 06:03 CEST | Update | - |
| article xml file uploaded | 21 April 2015 06:03 CEST | Update | https://www.mdpi.com/1424-8220/15/3/6699/xml |
| article html file updated | 17 April 2015 13:52 CEST | Original file | - |
| article xml file uploaded | 17 April 2015 13:52 CEST | Original file | - |
| article pdf uploaded. | 20 March 2015 13:38 CET | Updated version of record | https://www.mdpi.com/1424-8220/15/3/6699/pdf |
| article pdf uploaded. | 19 March 2015 08:54 CET | Version of Record | https://www.mdpi.com/1424-8220/15/3/6699/pdf-vor |
