Valsami GN, Macheras PE, Koupparis MA. CONSTRUCTION OF A NAPROXEN ION-SELECTIVE ELECTRODE AND ITS APPLICATION TO PHARMACEUTICAL ANALYSIS. ANALYST. 1989;114:387-391.

Macheras P, PARISSIPOULOS M, POULOS L. PHARMACOKINETICS OF ACETAMINOPHEN AFTER INTRAMUSCULAR ADMINISTRATION. BIOPHARMACEUTICS & DRUG DISPOSITION. 1989;10:101-105.

Macheras PE, SYMILLIDES MY. TOWARD A QUANTITATIVE APPROACH FOR THE PREDICTION OF THE FRACTION OF DOSE ABSORBED USING THE ABSORPTION POTENTIAL CONCEPT. BIOPHARMACEUTICS & DRUG DISPOSITION. 1989;10:43-53.

Macheras PE, Koupparis MA, ANTIMISIARIS SG. EFFECT OF TEMPERATURE AND FAT-CONTENT ON THE SOLUBILITY OF HYDROCHLOROTHIAZIDE AND CHLOROTHIAZIDE IN MILK. JOURNAL OF PHARMACEUTICAL SCIENCES. 1989;78:933-936.

Macheras P, Koupparis M, ANTIMISIARIS S. AN INVITRO MODEL FOR EXPLORING CR THEOPHYLLINE MILK-FAT INTERACTIONS. INTERNATIONAL JOURNAL OF PHARMACEUTICS. 1989;54:123-130.

Macheras P, Symillides M, GEORGIACODIS M. A NEW APPROACH FOR THE INVIVO EVALUATION OF SUSTAINED-RELEASE DOSAGE FORMS. INTERNATIONAL JOURNAL OF PHARMACEUTICS. 1989;52:249-253.

PARISSIPOULOU M, REIZOPOULOU V, Koupparis M, Macheras P. 2ND DERIVATIVE UV SPECTROPHOTOMETRIC DETERMINATION OF HYDROCHLOROTHIAZIDE AND HYDROCHLOROTHIAZIDE AMILORIDE COMBINATION IN TABLETS. INTERNATIONAL JOURNAL OF PHARMACEUTICS. 1989;51:169-174.