| article html file updated | 8 February 2020 03:24 CET | Update | https://www.mdpi.com/2072-6643/9/4/378 |
| article html file updated | 24 September 2019 06:43 CEST | Update | - |
| article html file updated | 4 May 2019 02:33 CEST | Update | - |
| article html file updated | 28 April 2017 11:50 CEST | Update | - |
| article html file updated | 13 April 2017 11:43 CEST | Update | - |
| article xml uploaded. | 13 April 2017 11:42 CEST | Update | https://www.mdpi.com/2072-6643/9/4/378/xml |
| article pdf uploaded. | 13 April 2017 11:42 CEST | Updated version of record | https://www.mdpi.com/2072-6643/9/4/378/pdf |
| article html file updated | 12 April 2017 11:04 CEST | Original file | - |
| article pdf uploaded. | 12 April 2017 11:03 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/4/378/pdf-vor |
