| article html file updated | 7 February 2020 11:01 CET | Update | https://www.mdpi.com/2075-4701/6/7/148 |
| article html file updated | 5 May 2019 11:22 CEST | Update | N/A |
| article html file updated | 27 March 2019 09:01 CET | Update | N/A |
| article html file updated | 29 July 2016 13:04 CEST | Update | N/A |
| article html file updated | 30 June 2016 08:36 CEST | Original file | N/A |
| article xml uploaded. | 30 June 2016 08:35 CEST | Original file | https://www.mdpi.com/2075-4701/6/7/148/xml |
| article pdf uploaded. | 30 June 2016 08:35 CEST | Version of Record | https://www.mdpi.com/2075-4701/6/7/148/pdf |
