00281nam a2200121Ia 450000500170000008000110001710000160002824500620004426000090010658300210011594200060013699900170014220260716044112.0  aSerial  aChen, Kuang  aHot topic : paper or papeless? the other side of the page  c2015  c9/11/15kSANDRAW  cA  c60482d60482