| article html file updated | 6 February 2020 09:03 CET | Update | https://www.mdpi.com/1422-0067/15/5/7841 |
| article html file updated | 7 May 2019 14:57 CEST | Update | - |
| article html file updated | 21 March 2019 16:35 CET | Update | - |
| article html file updated | 20 August 2015 05:49 CEST | Update | - |
| article html file updated | 16 June 2014 09:52 CEST | Original file | - |
| article xml file uploaded | 16 June 2014 09:51 CEST | Original file | https://www.mdpi.com/1422-0067/15/5/7841/xml |
| article pdf uploaded. | 6 May 2014 09:34 CEST | Version of Record | https://www.mdpi.com/1422-0067/15/5/7841/pdf |
