| article html file updated | 8 February 2020 03:38 CET | Update | https://www.mdpi.com/2075-163X/7/4/59 |
| article html file updated | 24 September 2019 08:00 CEST | Update | N/A |
| article html file updated | 4 May 2019 02:08 CEST | Update | N/A |
| article html file updated | 28 April 2017 10:03 CEST | Update | N/A |
| article html file updated | 21 April 2017 11:24 CEST | Update | N/A |
| article xml uploaded. | 21 April 2017 11:22 CEST | Update | https://www.mdpi.com/2075-163X/7/4/59/xml |
| article pdf uploaded. | 21 April 2017 11:22 CEST | Updated version of record | https://www.mdpi.com/2075-163X/7/4/59/pdf |
| article html file updated | 14 April 2017 14:09 CEST | Original file | N/A |
| article pdf uploaded. | 14 April 2017 14:08 CEST | Version of Record | https://www.mdpi.com/2075-163X/7/4/59/pdf-vor |
