| article html file updated | 7 February 2020 11:38 CET | Update | https://www.mdpi.com/2078-2489/7/3/44 |
| article html file updated | 5 May 2019 10:15 CEST | Update | - |
| article html file updated | 27 March 2019 10:10 CET | Update | - |
| article html file updated | 24 November 2016 22:49 CET | Update | - |
| article html file updated | 13 July 2016 15:04 CEST | Original file | - |
| article xml uploaded. | 13 July 2016 15:03 CEST | Original file | https://www.mdpi.com/2078-2489/7/3/44/xml |
| article pdf uploaded. | 13 July 2016 15:03 CEST | Version of Record | https://www.mdpi.com/2078-2489/7/3/44/pdf |
