-OPTauthor = {•},
-OPTorganization = {NVIDIA CUDA},
-OPTaddress = {•},
-OPTedition = {•},
-OPTmonth = {March},
-OPTyear = {2010},
-OPTnote = {http://www.nvidia.com/object/cuda_develop.html},
-OPTannote = {•}
+OPTorganization = {{NVIDIA}},
+OPTmonth = {September},
+OPTyear = {2015},
+URL = {{http://docs.nvidia.com/cuda/pdf/CUDA\_C\_Programming\_Guide.pdf}}