| article html file updated | 7 February 2020 17:52 CET | Update | https://www.mdpi.com/2076-3298/3/4/29 |
| article html file updated | 4 May 2019 22:49 CEST | Update | N/A |
| article html file updated | 28 December 2016 11:33 CET | Update | N/A |
| article html file updated | 11 November 2016 09:55 CET | Original file | N/A |
| article xml uploaded. | 11 November 2016 09:54 CET | Update | https://www.mdpi.com/2076-3298/3/4/29/xml |
| article xml uploaded. | 11 November 2016 09:54 CET | Original file | N/A |
| article pdf uploaded. | 11 November 2016 09:54 CET | Version of Record | https://www.mdpi.com/2076-3298/3/4/29/pdf |
