| article html file updated | 6 February 2020 17:58 CET | Update | https://www.mdpi.com/2075-4418/5/2/177 |
| article html file updated | 6 May 2019 21:21 CEST | Update | - |
| article html file updated | 26 March 2019 01:14 CET | Update | - |
| article html file updated | 10 October 2015 10:07 CEST | Update | - |
| article xml file uploaded | 10 October 2015 10:07 CEST | Original file | https://www.mdpi.com/2075-4418/5/2/177/xml |
| article html file updated | 21 August 2015 11:02 CEST | Original file | - |
| article pdf uploaded. | 23 April 2015 11:18 CEST | Version of Record | https://www.mdpi.com/2075-4418/5/2/177/pdf |
