| article html file updated | 8 February 2020 04:00 CET | Update | https://www.mdpi.com/2072-6643/9/4/405 |
| article html file updated | 24 September 2019 10:13 CEST | Update | N/A |
| article html file updated | 4 May 2019 01:26 CEST | Update | N/A |
| article html file updated | 28 April 2017 11:53 CEST | Update | N/A |
| article html file updated | 21 April 2017 12:02 CEST | Update | N/A |
| article xml uploaded. | 21 April 2017 12:01 CEST | Update | https://www.mdpi.com/2072-6643/9/4/405/xml |
| article pdf uploaded. | 21 April 2017 12:01 CEST | Updated version of record | https://www.mdpi.com/2072-6643/9/4/405/pdf |
| article html file updated | 20 April 2017 14:32 CEST | Original file | N/A |
| article pdf uploaded. | 20 April 2017 14:31 CEST | Version of Record | https://www.mdpi.com/2072-6643/9/4/405/pdf-vor |
