| article html file updated | 7 February 2020 10:15 CET | Update | https://www.mdpi.com/2073-4425/7/6/27 |
| article html file updated | 5 May 2019 12:48 CEST | Update | N/A |
| article html file updated | 27 March 2019 07:38 CET | Update | N/A |
| article html file updated | 1 July 2016 11:47 CEST | Update | N/A |
| article html file updated | 16 June 2016 09:42 CEST | Original file | N/A |
| article xml uploaded. | 16 June 2016 09:41 CEST | Original file | https://www.mdpi.com/2073-4425/7/6/27/xml |
| article pdf uploaded. | 16 June 2016 09:41 CEST | Version of Record | https://www.mdpi.com/2073-4425/7/6/27/pdf |
