| article html file updated | 7 February 2020 05:31 CET | Update | https://www.mdpi.com/2075-5309/6/1/10 |
| article html file updated | 5 May 2019 22:17 CEST | Update | N/A |
| article html file updated | 26 March 2019 22:43 CET | Update | N/A |
| article html file updated | 16 June 2016 05:56 CEST | Original file | N/A |
| article pdf uploaded. | 7 March 2016 12:24 CET | Version of Record | https://www.mdpi.com/2075-5309/6/1/10/pdf |
| article xml uploaded. | 7 March 2016 12:24 CET | Original file | https://www.mdpi.com/2075-5309/6/1/10/xml |
