@article{MM2_1991__73_1_155673,
     author = {Zhenbo Qin},
     title = {Symmetric {Polynomials} {Constructed} {From} {Moduli} of {Stable} {Sheaves} with odd c1 on ruled surfaces.},
     journal = {Manuscripta mathematica},
     pages = {373--384},
     publisher = {mathdoc},
     volume = {73},
     number = {1},
     year = {1991},
     zbl = {0766.14005},
     url = {http://geodesic.mathdoc.fr/item/MM2_1991__73_1_155673/}
}