| article html file updated | 6 February 2020 06:17 CET | Update | https://www.mdpi.com/1422-0067/14/12/24619 |
| article html file updated | 7 May 2019 20:42 CEST | Update | N/A |
| article html file updated | 21 March 2019 09:41 CET | Update | N/A |
| article html file updated | 19 August 2015 14:09 CEST | Update | N/A |
| article html file updated | 31 December 2013 09:31 CET | Original file | N/A |
| article xml file uploaded | 31 December 2013 09:30 CET | Original file | https://www.mdpi.com/1422-0067/14/12/24619/xml |
| article pdf uploaded. | 18 December 2013 09:39 CET | Version of Record | https://www.mdpi.com/1422-0067/14/12/24619/pdf |
