| article html file updated | 7 February 2020 11:53 CET | Update | https://www.mdpi.com/2073-4360/8/7/261 |
| article html file updated | 5 May 2019 09:49 CEST | Update | N/A |
| article html file updated | 27 March 2019 10:38 CET | Update | N/A |
| article html file updated | 29 July 2016 13:15 CEST | Update | N/A |
| article html file updated | 19 July 2016 08:08 CEST | Original file | N/A |
| article xml uploaded. | 19 July 2016 08:06 CEST | Original file | https://www.mdpi.com/2073-4360/8/7/261/xml |
| article pdf uploaded. | 19 July 2016 08:06 CEST | Version of Record | https://www.mdpi.com/2073-4360/8/7/261/pdf |
