Novak Djokovic will be joined by 22nd-ranked Viktor Troicki, Filip Krajinovic and doubles veteran Nenad Zimonjic in Serbia's squad for the Davis Cup tie against Kazakhstan.
Marin Cilic, who won the 2014 US Open recently, says he wants to explore cities like Manila, Singapore and New Delhi, places he has never seen before.
Nenad Zimonjic, the winner of eight Grand Slam doubles titles, says all styles of the game have their own significance but rues that the conditions now do not allow players to adopt the serve-and-volley style.
If India win the play-off Davis Cup tie against Serbia, they will be back in the elite World Group.
Australian Samantha Stosur, who won the U.S. Open women's singles in 2011, won a Grand Slam mixed doubles title for the third time, including with Bob Bryan at Wimbledon in 2008.