| article html file updated | 6 February 2020 15:05 CET | Update | https://www.mdpi.com/1660-4601/12/1/667 |
| article html file updated | 20 September 2019 16:49 CEST | Update | - |
| article html file updated | 7 May 2019 02:39 CEST | Update | - |
| article html file updated | 25 March 2019 20:21 CET | Update | - |
| article html file updated | 21 August 2015 05:34 CEST | Update | - |
| article html file updated | 27 January 2015 07:01 CET | Original file | - |
| article xml file uploaded | 27 January 2015 07:01 CET | Original file | https://www.mdpi.com/1660-4601/12/1/667/xml |
| article pdf uploaded. | 12 January 2015 11:06 CET | Version of Record | https://www.mdpi.com/1660-4601/12/1/667/pdf |
