A converse defect relation for quasimeromorphic mappings. Sastry, Swati — 1995 Annales Academiae Scientiarum Fennicae. Series A I. Mathematica
Periodic quasiregular mappings of finite order. David Drasin; Swati Sastry — 2003 Revista Matemática Iberoamericana The authors construct a periodic quasiregular function of any finite order p, 1 < p < infinity. This completes earlier work of O. Martio and U. Srebro.