| article html file updated | 6 February 2020 12:27 CET | Update | https://www.mdpi.com/1422-0067/15/9/17115 |
| article html file updated | 7 May 2019 07:52 CEST | Update | - |
| article html file updated | 22 March 2019 01:29 CET | Update | - |
| article html file updated | 20 August 2015 20:50 CEST | Update | - |
| article html file updated | 19 October 2014 16:01 CEST | Original file | - |
| article xml file uploaded | 19 October 2014 16:01 CEST | Original file | https://www.mdpi.com/1422-0067/15/9/17115/xml |
| article pdf uploaded. | 25 September 2014 08:44 CEST | Version of Record | https://www.mdpi.com/1422-0067/15/9/17115/pdf |
