| article html file updated | 9 February 2020 06:26 CET | Update | https://www.mdpi.com/2076-3298/5/2/25 |
| article html file updated | 30 September 2019 18:13 CEST | Update | - |
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| article html file updated | 14 March 2018 09:19 CET | Update | - |
| article html file updated | 14 February 2018 07:02 CET | Original file | - |
| article xml uploaded. | 14 February 2018 07:01 CET | Original file | https://www.mdpi.com/2076-3298/5/2/25/xml |
| article pdf uploaded. | 14 February 2018 07:01 CET | Updated version of record | https://www.mdpi.com/2076-3298/5/2/25/pdf |
| article pdf uploaded. | 12 February 2018 15:57 CET | Version of Record | https://www.mdpi.com/2076-3298/5/2/25/pdf-vor |