%0 Journal Article %A Oledzki, Wiesław J. %T On the eta-invariant of $\mathrm {Pin}^+$-operator on some exotic 4-dimensional projective space %J Compositio Mathematica %D 1991 %P 1-27 %V 78 %N 1 %I Kluwer Academic Publishers %U http://www.numdam.org/item/CM_1991__78_1_1_0/ %G en %F CM_1991__78_1_1_0