| article html file updated | 8 February 2020 06:38 CET | Update | https://www.mdpi.com/2073-4352/7/6/152 |
| article html file updated | 24 September 2019 23:58 CEST | Update | N/A |
| article html file updated | 3 May 2019 20:32 CEST | Update | N/A |
| article html file updated | 30 June 2017 11:22 CEST | Update | N/A |
| article html file updated | 24 May 2017 15:03 CEST | Original file | N/A |
| article xml uploaded. | 24 May 2017 15:01 CEST | Update | https://www.mdpi.com/2073-4352/7/6/152/xml |
| article pdf uploaded. | 24 May 2017 15:01 CEST | Version of Record | https://www.mdpi.com/2073-4352/7/6/152/pdf |
