TY  - BOOK
AU  - Dekker,R.F.H.
AU  - Richards,G.N.
TI  - Determination of pectivc substances in plant material
UR  - https://drive.google.com/file/d/11J2h5hO9gRbfbZp2A7DYZEOQ66Ps4yfa/view?usp=drivesdk
ER  -