Lopez, C. E., Standiford, H. C., Tatem, B. A., Calia, F. M., Schimpff, S. C., Snyder, M. J., & Hornick, R. B. (1977). Pirbenicillin: Comparison with Carbenicillin and BL-P1654, Alone and with Gentamicin, Against Pseudomonas aeruginosa. Antimicrob Agents Chemother.

Lopez, Carlos E., Harold C. Standiford, Beverly A. Tatem, Frank M. Calia, Stephen C. Schimpff, Merrill J. Snyder, và Richard B. Hornick. "Pirbenicillin: Comparison With Carbenicillin and BL-P1654, Alone and With Gentamicin, Against Pseudomonas Aeruginosa." Antimicrob Agents Chemother 1977.

Lopez, Carlos E., et al. "Pirbenicillin: Comparison With Carbenicillin and BL-P1654, Alone and With Gentamicin, Against Pseudomonas Aeruginosa." Antimicrob Agents Chemother 1977.