| article html file updated | 7 February 2020 11:01 CET | Update | https://www.mdpi.com/2220-9964/5/7/106 |
| article html file updated | 5 May 2019 11:22 CEST | Update | N/A |
| article html file updated | 27 March 2019 09:01 CET | Update | N/A |
| article html file updated | 27 July 2016 11:47 CEST | Update | N/A |
| article html file updated | 30 June 2016 15:34 CEST | Original file | N/A |
| article xml uploaded. | 30 June 2016 15:33 CEST | Original file | https://www.mdpi.com/2220-9964/5/7/106/xml |
| article pdf uploaded. | 30 June 2016 15:33 CEST | Version of Record | https://www.mdpi.com/2220-9964/5/7/106/pdf |
