| article html file updated | 6 February 2020 03:41 CET | Update | https://www.mdpi.com/1422-0067/14/8/16443 |
| article html file updated | 8 May 2019 01:57 CEST | Update | N/A |
| article html file updated | 21 March 2019 02:39 CET | Update | N/A |
| article html file updated | 17 June 2015 12:10 CEST | Update | N/A |
| article html file updated | 3 September 2013 12:49 CEST | Original file | N/A |
| article xml file uploaded | 3 September 2013 12:48 CEST | Original file | https://www.mdpi.com/1422-0067/14/8/16443/xml |
| article pdf uploaded. | 8 August 2013 11:27 CEST | Version of Record | https://www.mdpi.com/1422-0067/14/8/16443/pdf |
