| article html file updated | 6 February 2020 15:27 CET | Update | https://www.mdpi.com/1422-0067/16/2/2717 |
| article html file updated | 7 May 2019 01:57 CEST | Update | - |
| article html file updated | 25 March 2019 20:56 CET | Update | - |
| article html file updated | 21 August 2015 06:26 CEST | Update | - |
| article html file updated | 3 March 2015 07:00 CET | Original file | - |
| article xml file uploaded | 3 March 2015 07:00 CET | Original file | https://www.mdpi.com/1422-0067/16/2/2717/xml |
| article pdf uploaded. | 26 January 2015 10:22 CET | Version of Record | https://www.mdpi.com/1422-0067/16/2/2717/pdf |
