| article html file updated | 6 February 2020 03:31 CET | Update | https://www.mdpi.com/1422-0067/14/8/15860 |
| article html file updated | 8 May 2019 02:16 CEST | Update | N/A |
| article html file updated | 21 March 2019 02:13 CET | Update | N/A |
| article html file updated | 17 June 2015 11:52 CEST | Update | N/A |
| article html file updated | 3 September 2013 12:35 CEST | Original file | N/A |
| article xml file uploaded | 3 September 2013 12:35 CEST | Original file | https://www.mdpi.com/1422-0067/14/8/15860/xml |
| article pdf uploaded. | 30 July 2013 15:33 CEST | Version of Record | https://www.mdpi.com/1422-0067/14/8/15860/pdf |
