| article html file updated | 8 February 2020 10:28 CET | Update | https://www.mdpi.com/2225-1146/5/3/30 |
| article html file updated | 3 May 2019 13:23 CEST | Update | - |
| article html file updated | 14 March 2018 10:12 CET | Update | - |
| article html file updated | 7 July 2017 15:48 CEST | Original file | - |
| article xml uploaded. | 7 July 2017 15:47 CEST | Original file | https://www.mdpi.com/2225-1146/5/3/30/xml |
| article pdf uploaded. | 7 July 2017 15:47 CEST | Version of Record | https://www.mdpi.com/2225-1146/5/3/30/pdf |
