| article html file updated | 7 February 2020 05:42 CET | Update | https://www.mdpi.com/2076-3263/6/1/16 |
| article html file updated | 5 May 2019 21:54 CEST | Update | N/A |
| article html file updated | 26 March 2019 23:04 CET | Original file | N/A |
| article pdf uploaded. | 10 March 2016 09:49 CET | Version of Record | https://www.mdpi.com/2076-3263/6/1/16/pdf |
| article xml uploaded. | 10 March 2016 09:49 CET | Original file | https://www.mdpi.com/2076-3263/6/1/16/xml |
