@article{ETNA_2017__46__a1,
     author = {Zemke, Jens-Peter M.},
     title = {Variants of {IDR} with partial orthonormalization},
     journal = {Electronic transactions on numerical analysis},
     pages = {245--272},
     publisher = {mathdoc},
     volume = {46},
     year = {2017},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ETNA_2017__46__a1/}
}