| article html file updated | 6 February 2020 14:39 CET | Update | https://www.mdpi.com/1420-3049/19/12/21541 |
| article html file updated | 20 September 2019 16:15 CEST | Update | N/A |
| article html file updated | 7 May 2019 03:35 CEST | Update | N/A |
| article html file updated | 25 March 2019 19:37 CET | Update | N/A |
| article html file updated | 14 September 2018 09:56 CEST | Update | N/A |
| article html file updated | 21 August 2015 04:34 CEST | Update | N/A |
| article html file updated | 4 January 2015 11:51 CET | Original file | N/A |
| article xml file uploaded | 4 January 2015 11:51 CET | Original file | https://www.mdpi.com/1420-3049/19/12/21541/xml |
| article pdf uploaded. | 22 December 2014 11:21 CET | Version of Record | https://www.mdpi.com/1420-3049/19/12/21541/pdf |
