| article html file updated | 8 February 2020 02:44 CET | Update | https://www.mdpi.com/2072-6643/9/4/351 |
| article html file updated | 24 September 2019 03:04 CEST | Update | N/A |
| article html file updated | 4 May 2019 03:56 CEST | Update | N/A |
| article html file updated | 28 April 2017 11:47 CEST | Update | N/A |
| article html file updated | 5 April 2017 09:40 CEST | Update | N/A |
| article xml uploaded. | 5 April 2017 09:39 CEST | Update | https://www.mdpi.com/2072-6643/9/4/351/xml |
| article pdf uploaded. | 5 April 2017 09:39 CEST | Updated version of record | https://www.mdpi.com/2072-6643/9/4/351/pdf |
| article html file updated | 4 April 2017 09:32 CEST | Original file | N/A |
| article pdf uploaded. | 4 April 2017 09:30 CEST | Updated version of record | https://www.mdpi.com/2072-6643/9/4/351/pdf-vor |
| article pdf uploaded. | 1 April 2017 09:32 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/4/351/pdf-vor |
