| article html file updated | 8 February 2020 04:33 CET | Update | https://www.mdpi.com/2076-3263/7/2/32 |
| article html file updated | 24 September 2019 13:06 CEST | Update | N/A |
| article html file updated | 4 May 2019 00:27 CEST | Update | N/A |
| article html file updated | 25 July 2017 10:28 CEST | Update | N/A |
| article html file updated | 27 April 2017 14:08 CEST | Original file | N/A |
| article xml uploaded. | 27 April 2017 14:07 CEST | Update | https://www.mdpi.com/2076-3263/7/2/32/xml |
| article pdf uploaded. | 27 April 2017 14:07 CEST | Version of Record | https://www.mdpi.com/2076-3263/7/2/32/pdf |
