@article{JAC_2002__16_2_a1,
     author = {Saldanha, Nicolau C.},
     title = {Singular polynomials of generalized {Kasteleyn} matrices},
     journal = {Journal of Algebraic Combinatorics},
     pages = {195--207},
     publisher = {mathdoc},
     volume = {16},
     number = {2},
     year = {2002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JAC_2002__16_2_a1/}
}