| article html file updated | 6 February 2020 07:36 CET | Update | https://www.mdpi.com/2072-6643/6/3/922 |
| article html file updated | 7 May 2019 17:56 CEST | Update | N/A |
| article html file updated | 21 March 2019 13:10 CET | Update | N/A |
| article html file updated | 19 August 2015 22:08 CEST | Update | N/A |
| article html file updated | 28 April 2014 10:55 CEST | Original file | N/A |
| article xml file uploaded | 28 April 2014 10:55 CEST | Original file | https://www.mdpi.com/2072-6643/6/3/922/xml |
| article pdf uploaded. | 28 February 2014 12:09 CET | Version of Record | https://www.mdpi.com/2072-6643/6/3/922/pdf |
