The Finiteness Obstructions for Nilpotent Spaces lie in D (...). G. Mislin; K. Varadarajan — 1979 Inventiones mathematicae
Dimension, category and K ( Π , n ) spaces Varadarajan, K. — 1962 General Topology and its Relations to Modern Analysis and Algebra
On unit solutions of the equation xyz = x+y+z in the ring of integers of a quadratic field R. Mollin; C. Small; K. Varadarajan; P. Walsh — 1987 Acta Arithmetica