| article html file updated | 6 February 2020 20:58 CET | Update | https://www.mdpi.com/2072-6643/7/8/5270 |
| article html file updated | 21 September 2019 00:42 CEST | Update | - |
| article html file updated | 6 May 2019 15:08 CEST | Update | - |
| article html file updated | 26 March 2019 07:14 CET | Original file | - |
| article xml file uploaded | 1 September 2015 11:38 CEST | Original file | https://www.mdpi.com/2072-6643/7/8/5270/xml |
| article pdf uploaded. | 24 July 2015 09:49 CEST | Updated version of record | https://www.mdpi.com/2072-6643/7/8/5270/pdf |
| article pdf uploaded. | 23 July 2015 11:54 CEST | Version of Record | https://www.mdpi.com/2072-6643/7/8/5270/pdf-vor |
