@article{MZ_1970__115_171341,
     author = {Tsit-Yuen Lam and Irving Reiner},
     title = {An {Excision} {Theorem} for {Grothendieck} {Rings.}},
     journal = {Mathematische Zeitschrift},
     pages = {153--164},
     publisher = {mathdoc},
     volume = {115},
     year = {1970},
     zbl = {0187.29802},
     url = {http://geodesic.mathdoc.fr/item/MZ_1970__115_171341/}
}