| article html file updated | 8 February 2020 04:33 CET | Update | https://www.mdpi.com/2220-9964/6/5/130 |
| article html file updated | 24 September 2019 13:07 CEST | Update | - |
| article html file updated | 4 May 2019 00:27 CEST | Update | - |
| article html file updated | 31 May 2017 09:59 CEST | Update | - |
| article html file updated | 27 April 2017 14:34 CEST | Original file | - |
| article xml uploaded. | 27 April 2017 14:33 CEST | Update | https://www.mdpi.com/2220-9964/6/5/130/xml |
| article pdf uploaded. | 27 April 2017 14:33 CEST | Version of Record | https://www.mdpi.com/2220-9964/6/5/130/pdf |
