| article html file updated | 6 February 2020 08:47 CET | Update | https://www.mdpi.com/1422-0067/15/4/7029 |
| article html file updated | 20 September 2019 07:42 CEST | Update | - |
| article html file updated | 7 May 2019 15:31 CEST | Update | - |
| article html file updated | 21 March 2019 15:57 CET | Update | - |
| article html file updated | 20 August 2015 04:14 CEST | Update | - |
| article html file updated | 12 May 2014 11:43 CEST | Update | - |
| article xml file uploaded | 12 May 2014 11:43 CEST | Update | https://www.mdpi.com/1422-0067/15/4/7029/xml |
| article html file updated | 12 May 2014 11:17 CEST | Original file | - |
| article xml file uploaded | 12 May 2014 11:16 CEST | Original file | - |
| article pdf uploaded. | 22 April 2014 14:28 CEST | Version of Record | https://www.mdpi.com/1422-0067/15/4/7029/pdf |
