| article html file updated | 8 February 2020 09:42 CET | Update | https://www.mdpi.com/2076-3298/4/3/47 |
| article html file updated | 25 September 2019 15:57 CEST | Update | N/A |
| article html file updated | 3 May 2019 14:48 CEST | Update | N/A |
| article html file updated | 30 September 2017 13:54 CEST | Update | N/A |
| article html file updated | 30 June 2017 12:11 CEST | Update | N/A |
| article html file updated | 30 June 2017 11:55 CEST | Original file | N/A |
| article xml uploaded. | 30 June 2017 11:50 CEST | Original file | https://www.mdpi.com/2076-3298/4/3/47/xml |
| article pdf uploaded. | 30 June 2017 11:50 CEST | Version of Record | https://www.mdpi.com/2076-3298/4/3/47/pdf |
