Adreams

I'm a south African. Of Arab/Indian origin. I was born in south Africa. 5 th generation. Im married to a Ukraine lady from simferopol since may 2004. And have 2 kids. 10 year of and 9 year girl. We got Married in Ukraine under Islamic and then went to south Africa and got court married. She has south Africa citizen since 2009. I am planning to come to crimea. Given the current situation. How to I apply for Ukraine residence