![Long-Term Nitrate Measurements in the Ocean Using the in situ Ultraviolet Spectrophotometer: Sensor Integration into the APEX Profiling Float]()
Long-Term Nitrate Measurements in the Ocean Using the in situ Ultraviolet Spectrophotometer: Sensor Integration into the APEX Profiling FloatJohnson, Kenneth S.; Coletti, Luke J.; Jannasch, Hans W.; Sakamoto, Carole M.; Swift, Dana D.; Riser, Stephen C. · Journal of Atmospheric and Oceanic Technology · 2013