Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Name | Status | Authors | Unit | Location |
| --- | --- | --- | --- | --- |
| Delectosaurus | Valid | Kurkin | Vyazniki Assemblage | Russia |
| Interpresosaurus | Valid | Kurkin | Vyazniki Assemblage | Russia |
| Lumkuia | Valid | Hopson Kitching | Burgersdorp Formation | South Africa |
| Malasaurus | Valid | Tatarinov | Vyazniki Assemblage | Russia |
| Mitredon | Valid | Shapiro Jenkins | Fleming Fjord Formation | Greenland |
| Prozostrodon | Valid | Bonaparte Barberena | Santa Maria Formation | Brazil |
| Riograndia | Valid | Bonaparte Ferigolo Ribeiro | Caturrita Formation | Brazil |
Question:
Who are the authors for the malasaurus of the vyazniki assemblage?
Answer:
Tatarinov