Mumpar-Victoria, M. R. L. (1999). Essential spectrum and millities of a class of special expressions. Matimya's Matematika.
芝加哥风格引文Mumpar-Victoria, Marie Redina L. "Essential Spectrum and Millities of a Class of Special Expressions." Matimya's Matematika 1999.
MLA引文Mumpar-Victoria, Marie Redina L. "Essential Spectrum and Millities of a Class of Special Expressions." Matimya's Matematika, 1999.
警告：这些引文格式不一定是100％准确.