| article html file updated | 6 February 2020 01:48 CET | Update | https://www.mdpi.com/1422-0067/14/5/9249 |
| article html file updated | 8 May 2019 05:45 CEST | Update | - |
| article html file updated | 20 March 2019 21:47 CET | Update | - |
| article html file updated | 17 June 2015 08:52 CEST | Update | - |
| article html file updated | 25 July 2013 15:06 CEST | Update | - |
| article xml file uploaded | 25 July 2013 15:06 CEST | Update | https://www.mdpi.com/1422-0067/14/5/9249/xml |
| article html file updated | 10 June 2013 08:51 CEST | Original file | - |
| article xml file uploaded | 10 June 2013 08:50 CEST | Original file | - |
| article pdf uploaded. | 29 April 2013 09:37 CEST | Version of Record | https://www.mdpi.com/1422-0067/14/5/9249/pdf |
