| article html file updated | 6 February 2020 02:53 CET | Update | https://www.mdpi.com/1422-0067/14/7/13577 |
| article html file updated | 8 May 2019 03:29 CEST | Update | N/A |
| article html file updated | 21 March 2019 00:29 CET | Update | N/A |
| article html file updated | 17 June 2015 10:43 CEST | Update | N/A |
| article html file updated | 14 August 2013 09:59 CEST | Original file | N/A |
| article xml file uploaded | 14 August 2013 09:59 CEST | Original file | https://www.mdpi.com/1422-0067/14/7/13577/xml |
| article pdf uploaded. | 28 June 2013 13:50 CEST | Version of Record | https://www.mdpi.com/1422-0067/14/7/13577/pdf |
