| article html file updated | 8 February 2020 13:08 CET | Update | https://www.mdpi.com/2218-1989/7/3/41 |
| article html file updated | 3 May 2019 07:46 CEST | Update | N/A |
| article html file updated | 27 March 2019 19:58 CET | Update | N/A |
| article html file updated | 30 September 2017 11:35 CEST | Update | N/A |
| article html file updated | 9 August 2017 10:58 CEST | Original file | N/A |
| article xml uploaded. | 9 August 2017 10:57 CEST | Original file | https://www.mdpi.com/2218-1989/7/3/41/xml |
| article pdf uploaded. | 9 August 2017 10:57 CEST | Version of Record | https://www.mdpi.com/2218-1989/7/3/41/pdf |
