@article{10_4153_CMB_1978_045_7,
     author = {Zorzitto, Frank},
     title = {How {Fields} {Can} have a {Product}},
     journal = {Canadian mathematical bulletin},
     pages = {253--254},
     year = {1978},
     volume = {21},
     number = {2},
     doi = {10.4153/CMB-1978-045-7},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1978-045-7/}
}