Genetic and linguistic non-correspondence suggests evidence for collective social climbing in the Kol tribe of South Asia oleh Anshika Srivastava, Prajjval Pratap Singh, Audditiya Bandopadhyay, Pooja Singh, Debashruti Das, Rakesh Tamang, Akhilesh Kumar Chaubey, Pankaj Shrivastava, George van Driem, Gyaneshwer Chaubey