| article html file updated | 6 February 2020 07:40 CET | Update | https://www.mdpi.com/1422-0067/15/3/3889 |
| article html file updated | 7 May 2019 17:49 CEST | Update | - |
| article html file updated | 21 March 2019 13:19 CET | Update | - |
| article html file updated | 19 August 2015 22:23 CEST | Update | - |
| article html file updated | 8 April 2014 10:41 CEST | Original file | - |
| article xml file uploaded | 8 April 2014 10:40 CEST | Original file | https://www.mdpi.com/1422-0067/15/3/3889/xml |
| article pdf uploaded. | 4 March 2014 11:39 CET | Version of Record | https://www.mdpi.com/1422-0067/15/3/3889/pdf |
