| article html file updated | 6 February 2020 16:58 CET | Update | https://www.mdpi.com/1660-4601/12/4/3480 |
| article html file updated | 6 May 2019 23:08 CEST | Update | - |
| article html file updated | 25 March 2019 23:33 CET | Update | - |
| article html file updated | 21 August 2015 09:18 CEST | Update | - |
| article html file updated | 27 April 2015 11:39 CEST | Original file | - |
| article xml file uploaded | 27 April 2015 11:39 CEST | Original file | https://www.mdpi.com/1660-4601/12/4/3480/xml |
| article pdf uploaded. | 25 March 2015 11:48 CET | Version of Record | https://www.mdpi.com/1660-4601/12/4/3480/pdf |
