A Search for Chromospherically Active Stars from the ROSAT EUV Source List von Mulliss, Christopher L., Bopp, Bernard W.

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Observations of the Ca II infrared triplet in chromospherically active single and binary stars von Dempsey, Robert C., Bopp, Bernard W., Henry, Gregory W., Hall, Douglas S.

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The active chromosphere binary HD 17433 (VY Arietis) von Bopp, Bernard W., Dempsey, Robert, Saar, Steven H., Ambruster, Carol, Feldman, Paul

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Chromospheric Ca II H and K and H-alpha emission in single and binary stars of spectral types F6-M2 von Strassmeier, Klaus G., Fekel, Francis C., Bopp, Bernard W., Dempsey, Robert C., Henry, Gregory W.

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Line profile asymmetries in chromospherically active stars von DEMPSEY, R. C, BOPP, B. W, STRASSMEIER, K. G, GRANADOS, A. F, HENRY, G. W, HALL, D. S

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Spectroscopic Variations in Cyg X-2 von BOPP, BERNARD W

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Optical spectroscopy of the dusty K5 V star HD 98800 von FEKEL, F. C, BOPP, B. W

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A study of excess H-alpha emission in chromospherically active M dwarf von Young, Arthur, Skumanich, Andrew, Stauffer, John R., Harlan, Eugene, Bopp, Bernard W.

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'Marginal' BY Draconis stars von Bopp, Bernard W.

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Extremely active long-period RS CVn binary HD 12545 von Bopp, Bernard W., Fekel, Francis C., Aufdenberg, Jason P., Dempsey, Robert, Dadonas, Virgilijus

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Line profile asymmetries in chromospherically active stars von Dempsey, Robert C., Bopp, Bernard W., Strassmeier, Klaus G., Granados, Arno F., Henry, Gregory W., Hall, Douglas S.

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Spectroscopy of unusual emission-line stars von Bopp, Bernard W.

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A NOTE ON LITHIUM ABUNDANCE AND CHROMOSPHERIC ACTIVITY IN THE QUADRUPLE SYSTEM XI URSAE MAJORIS von BOPP, BERNARD W.

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A NEW ORBIT FOR THE RS CANUM VENATICORUM BINARY SIGMA GEMINORUM von BOPP, BERNARD W., DEMPSEY, ROBERT C.

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RADIAL-VELOCITY MEASURES AND THE EXISTENCE OF ASTROPHYSICAL BINARIES IN LATE-TYPE DWARF STARS von BOPP, BERNARD W., MEREDITH, RICHARD

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ZZ CANIS MINORIS AS A SYMBIOTIC STAR von BOPP, BERNARD W.

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AS 325: ANOTHER "IRON STAR"? von BOPP, BERNARD W., HOWELL, STEVE B.

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UBV photometry of ten southern hemisphere active-chromosphere stars von Bopp, Bernard W., Africano, John, Quigley, Robert

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OPTICAL AND ULTRAVIOLET SPECTROSCOPY OF THREE F +B BINARY STARS von BOPP, BERNARD W., PARSONS, SIDNEY B., DEMPSEY, ROBERT C.

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Hα spectroscopy of active-chromosphere stars. I: Six G-K giants von BOPP, B. W, DEMPSEY, R. C, MANIAK, S

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