Abstract:revised all my manuscripts and gave me the courage and the skills to write and present as a non-native English speaker.I must acknowledge as well the many friends, colleagues, students, teachers, and other librarians who assisted, advised, and supported my research and writing efforts over the years. Especially, I need to express my gratitude and deep appreciation to my wife Chengcheng Liu whose understanding, wisdom, and sense of humor have supported, enlightened, and entertained me over many years. She has c… Show more
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