| article html file updated | 6 February 2020 06:41 CET | Update | https://www.mdpi.com/1422-0067/15/1/944 |
| article html file updated | 7 May 2019 19:54 CEST | Update | - |
| article html file updated | 21 March 2019 10:54 CET | Update | - |
| article html file updated | 19 August 2015 17:06 CEST | Update | - |
| article html file updated | 3 February 2014 10:50 CET | Original file | - |
| article xml file uploaded | 3 February 2014 10:50 CET | Original file | https://www.mdpi.com/1422-0067/15/1/944/xml |
| article pdf uploaded. | 10 January 2014 10:52 CET | Version of Record | https://www.mdpi.com/1422-0067/15/1/944/pdf |
