TY - JOUR T1 - Quadratic maps and Bockstein closed group extensions A1 - Pakianathan, J. A1 - Yalcin, E. JA - Trans of American Mathematical Society Y1 - 2007 VL - 359 SP - 6079 EP - 6110 N1 - 05.11.2011 M2 - doi: 10.1090/S0002-9947-07-04346-2 ER -