| article html file updated | 6 February 2020 17:25 CET | Update | https://www.mdpi.com/1422-0067/16/4/7851 |
| article html file updated | 6 May 2019 22:24 CEST | Update | - |
| article html file updated | 26 March 2019 00:15 CET | Update | - |
| article html file updated | 21 August 2015 10:06 CEST | Update | - |
| article html file updated | 7 May 2015 12:04 CEST | Original file | - |
| article xml file uploaded | 7 May 2015 12:04 CEST | Original file | https://www.mdpi.com/1422-0067/16/4/7851/xml |
| article pdf uploaded. | 8 April 2015 14:12 CEST | Version of Record | https://www.mdpi.com/1422-0067/16/4/7851/pdf |
