| article html file updated | 7 February 2020 10:39 CET | Update | https://www.mdpi.com/2411-5142/1/3/269 |
| article html file updated | 5 May 2019 12:01 CEST | Update | - |
| article html file updated | 27 March 2019 08:21 CET | Update | - |
| article html file updated | 23 June 2016 11:56 CEST | Original file | - |
| article xml uploaded. | 23 June 2016 11:55 CEST | Original file | https://www.mdpi.com/2411-5142/1/3/269/xml |
| article pdf uploaded. | 23 June 2016 11:55 CEST | Version of Record | https://www.mdpi.com/2411-5142/1/3/269/pdf |
