| article html file updated | 6 February 2020 07:39 CET | Update | https://www.mdpi.com/1422-0067/15/3/3842 |
| article html file updated | 7 May 2019 17:50 CEST | Update | - |
| article html file updated | 21 March 2019 13:17 CET | Update | - |
| article html file updated | 19 August 2015 22:20 CEST | Update | - |
| article html file updated | 8 April 2014 10:40 CEST | Original file | - |
| article xml file uploaded | 8 April 2014 10:39 CEST | Original file | https://www.mdpi.com/1422-0067/15/3/3842/xml |
| article pdf uploaded. | 4 March 2014 09:21 CET | Version of Record | https://www.mdpi.com/1422-0067/15/3/3842/pdf |
