| article html file updated | 7 February 2020 10:11 CET | Update | https://www.mdpi.com/2073-4395/6/2/36 |
| article html file updated | 5 May 2019 12:56 CEST | Update | N/A |
| article html file updated | 27 March 2019 07:30 CET | Update | N/A |
| article html file updated | 30 June 2016 07:41 CEST | Update | N/A |
| article html file updated | 15 June 2016 09:39 CEST | Original file | N/A |
| article xml uploaded. | 15 June 2016 09:38 CEST | Original file | https://www.mdpi.com/2073-4395/6/2/36/xml |
| article pdf uploaded. | 15 June 2016 09:38 CEST | Version of Record | https://www.mdpi.com/2073-4395/6/2/36/pdf |
