| article html file updated | 8 February 2020 17:21 CET | Update | https://www.mdpi.com/2220-9964/6/10/300 |
| article html file updated | 27 September 2019 10:15 CEST | Update | - |
| article html file updated | 2 May 2019 23:42 CEST | Update | - |
| article html file updated | 1 November 2017 02:31 CET | Update | - |
| article html file updated | 28 September 2017 08:13 CEST | Original file | - |
| article xml uploaded. | 28 September 2017 08:12 CEST | Original file | https://www.mdpi.com/2220-9964/6/10/300/xml |
| article pdf uploaded. | 28 September 2017 08:11 CEST | Version of Record | https://www.mdpi.com/2220-9964/6/10/300/pdf |
