| article html file updated | 7 February 2020 07:08 CET | Update | https://www.mdpi.com/2073-4441/8/4/145 |
| article html file updated | 5 May 2019 18:54 CEST | Update | N/A |
| article html file updated | 27 March 2019 01:37 CET | Update | N/A |
| article html file updated | 28 April 2016 12:23 CEST | Update | N/A |
| article html file updated | 12 April 2016 10:44 CEST | Original file | N/A |
| article xml uploaded. | 12 April 2016 10:43 CEST | Original file | https://www.mdpi.com/2073-4441/8/4/145/xml |
| article pdf uploaded. | 12 April 2016 10:43 CEST | Version of Record | https://www.mdpi.com/2073-4441/8/4/145/pdf |
