| article html file updated | 6 February 2020 14:30 CET | Update | https://www.mdpi.com/1422-0067/15/12/23345 |
| article html file updated | 7 May 2019 03:53 CEST | Update | N/A |
| article html file updated | 25 March 2019 19:20 CET | Update | N/A |
| article html file updated | 21 August 2015 04:16 CEST | Update | N/A |
| article html file updated | 6 January 2015 09:18 CET | Original file | N/A |
| article xml file uploaded | 6 January 2015 09:18 CET | Original file | https://www.mdpi.com/1422-0067/15/12/23345/xml |
| article pdf uploaded. | 16 December 2014 11:51 CET | Version of Record | https://www.mdpi.com/1422-0067/15/12/23345/pdf |
