Paitip Thiravetyan. [n.d.]. Adsorption of gold from bioleaching process by chlorella vulgaris. [s.l.]:[s.n.];
Paitip Thiravetyan. ([n.d.]) Adsorption of gold from bioleaching process by chlorella vulgaris. [s.n.]:[s.l.].
Paitip Thiravetyan. Adsorption of gold from bioleaching process by chlorella vulgaris. [s.l.]:[s.n.], [n.d.]. Print.
Paitip Thiravetyan. ([n.d.]) Adsorption of gold from bioleaching process by chlorella vulgaris. [s.n.]:[s.l.].