Yanee Pharat และ Thawatchai Tuntulani. (2011) Structural effects of bispyrenyl ureas linked by polyethylene glycol and ethyne spacers towoed anion binding abilities. Chulalongkorn University:ม.ป.ท.Yanee Pharat และ Thawatchai Tuntulani. 2011. Structural effects of bispyrenyl ureas linked by polyethylene glycol and ethyne spacers towoed anion binding abilities. ม.ป.ท.:Chulalongkorn University;Yanee Pharat และ Thawatchai Tuntulani. Structural effects of bispyrenyl ureas linked by polyethylene glycol and ethyne spacers towoed anion binding abilities. ม.ป.ท.:Chulalongkorn University, 2011. Print.