@article{SLC_1989_21_a13,
     author = {Andreas Guthmann},
     title = {Kettenbr\"uche und {Divisoren} in reell-quadratischen {Erweiterimgen} von {GF(q)[T]}},
     journal = {S\'eminaire lotharingien de combinatoire},
     publisher = {mathdoc},
     volume = {21},
     year = {1989},
     url = {http://geodesic.mathdoc.fr/item/SLC_1989_21_a13/}
}