| article html file updated | 7 February 2020 11:05 CET | Update | https://www.mdpi.com/2220-9964/5/7/107 |
| article html file updated | 5 May 2019 11:16 CEST | Update | - |
| article html file updated | 27 March 2019 09:07 CET | Update | - |
| article html file updated | 27 July 2016 11:48 CEST | Update | - |
| article html file updated | 30 June 2016 15:21 CEST | Original file | - |
| article xml uploaded. | 30 June 2016 15:19 CEST | Original file | https://www.mdpi.com/2220-9964/5/7/107/xml |
| article pdf uploaded. | 30 June 2016 15:19 CEST | Version of Record | https://www.mdpi.com/2220-9964/5/7/107/pdf |
