| article html file updated | 6 February 2020 16:41 CET | Update | https://www.mdpi.com/1424-8220/15/3/6549 |
| article html file updated | 6 May 2019 23:40 CEST | Update | - |
| article html file updated | 25 March 2019 23:03 CET | Update | - |
| article html file updated | 21 August 2015 08:55 CEST | Update | - |
| article html file updated | 21 April 2015 06:02 CEST | Update | - |
| article xml file uploaded | 21 April 2015 06:02 CEST | Update | https://www.mdpi.com/1424-8220/15/3/6549/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. | 17 March 2015 10:55 CET | Version of Record | https://www.mdpi.com/1424-8220/15/3/6549/pdf |
