| article html file updated | 6 February 2020 07:46 CET | Update | https://www.mdpi.com/1660-3397/12/3/1377 |
| article html file updated | 7 May 2019 17:36 CEST | Update | - |
| article html file updated | 21 March 2019 13:33 CET | Update | - |
| article html file updated | 19 August 2015 23:00 CEST | Update | - |
| article html file updated | 28 April 2014 10:52 CEST | Original file | - |
| article xml file uploaded | 28 April 2014 10:52 CEST | Original file | https://www.mdpi.com/1660-3397/12/3/1377/xml |
| article pdf uploaded. | 7 March 2014 14:22 CET | Version of Record | https://www.mdpi.com/1660-3397/12/3/1377/pdf |
