| article html file updated | 8 February 2020 03:23 CET | Update | https://www.mdpi.com/2073-4352/7/4/107 |
| article html file updated | 24 September 2019 06:37 CEST | Update | N/A |
| article html file updated | 4 May 2019 02:36 CEST | Update | N/A |
| article html file updated | 28 April 2017 05:49 CEST | Update | N/A |
| article html file updated | 12 April 2017 03:19 CEST | Original file | N/A |
| article xml uploaded. | 12 April 2017 03:18 CEST | Original file | https://www.mdpi.com/2073-4352/7/4/107/xml |
| article pdf uploaded. | 12 April 2017 03:18 CEST | Version of Record | https://www.mdpi.com/2073-4352/7/4/107/pdf |
