@article{MS2_1974__35_166369,
     author = {L.W. Small and S. Jondrup},
     title = {Power {Series} over {Coherent} {Rings.}},
     journal = {Mathematica Scandinavica},
     pages = {21--24},
     publisher = {mathdoc},
     volume = {35},
     year = {1974},
     zbl = {0298.13015},
     url = {http://geodesic.mathdoc.fr/item/MS2_1974__35_166369/}
}