APA

Guest A. W., Adams R. G., Basker M. J., Brain E. G., Branch C. L., Harrington F. P., Neale J. E., Pearson M. J. & Zomaya I. I. (19931112). Synthesis and biological activity of 3-(N-substituted pyridinium-4-thiomethyl)-7 alpha-formamido cephalosporins. : The Journal of antibiotics.

Chicago

Guest A W, Adams R G, Basker M J, Brain E G, Branch C L, Harrington F P, Neale J E, Pearson M J and Zomaya I I. 19931112. Synthesis and biological activity of 3-(N-substituted pyridinium-4-thiomethyl)-7 alpha-formamido cephalosporins. : The Journal of antibiotics.

Harvard

Guest A. W., Adams R. G., Basker M. J., Brain E. G., Branch C. L., Harrington F. P., Neale J. E., Pearson M. J. and Zomaya I. I. (19931112). Synthesis and biological activity of 3-(N-substituted pyridinium-4-thiomethyl)-7 alpha-formamido cephalosporins. : The Journal of antibiotics.

MLA

Guest A W, Adams R G, Basker M J, Brain E G, Branch C L, Harrington F P, Neale J E, Pearson M J and Zomaya I I. Synthesis and biological activity of 3-(N-substituted pyridinium-4-thiomethyl)-7 alpha-formamido cephalosporins. : The Journal of antibiotics. 19931112.