| article html file updated | 6 February 2020 18:20 CET | Update | https://www.mdpi.com/1999-4915/7/5/2288 |
| article html file updated | 6 May 2019 20:37 CEST | Update | - |
| article html file updated | 26 March 2019 01:59 CET | Update | - |
| article html file updated | 21 August 2015 11:39 CEST | Update | - |
| article html file updated | 3 June 2015 11:45 CEST | Original file | - |
| article xml file uploaded | 3 June 2015 11:45 CEST | Original file | https://www.mdpi.com/1999-4915/7/5/2288/xml |
| article pdf uploaded. | 5 May 2015 14:24 CEST | Version of Record | https://www.mdpi.com/1999-4915/7/5/2288/pdf |
