Liu, Bo-TauBo-TauLiuHsu, Jyh-PingJyh-PingHsu2008-12-102018-06-282008-12-102018-06-282005http://ntur.lib.ntu.edu.tw//handle/246246/89993application/pdf235101 bytesapplication/pdfen-USInward release polymer matrix covered by a permeable membrane: a possible zero-order controlled release devicejournal article10.1016/j.ces.2005.05.0452-s2.0-22244486306http://ntur.lib.ntu.edu.tw/bitstream/246246/89993/1/72.pdf