| article html file updated | 6 February 2020 21:17 CET | Update | https://www.mdpi.com/2071-1050/7/8/10308 |
| article html file updated | 6 May 2019 14:32 CEST | Update | N/A |
| article html file updated | 26 March 2019 07:49 CET | Update | N/A |
| article html file updated | 3 September 2015 03:56 CEST | Update | N/A |
| article xml file uploaded | 3 September 2015 03:56 CEST | Original file | https://www.mdpi.com/2071-1050/7/8/10308/xml |
| article html file updated | 21 August 2015 15:21 CEST | Original file | N/A |
| article pdf uploaded. | 31 July 2015 12:11 CEST | Version of Record | https://www.mdpi.com/2071-1050/7/8/10308/pdf |
