| article html file updated | 6 February 2020 14:13 CET | Update | https://www.mdpi.com/1422-0067/15/12/22604 |
| article html file updated | 7 May 2019 04:25 CEST | Update | - |
| article html file updated | 25 March 2019 18:51 CET | Update | - |
| article html file updated | 21 August 2015 03:34 CEST | Update | - |
| article html file updated | 6 January 2015 09:17 CET | Original file | - |
| article xml file uploaded | 6 January 2015 09:17 CET | Original file | https://www.mdpi.com/1422-0067/15/12/22604/xml |
| article pdf uploaded. | 5 December 2014 14:04 CET | Version of Record | https://www.mdpi.com/1422-0067/15/12/22604/pdf |
