The sdB+M Eclipsing System HW Virginis and its Circumbinary Planets von Lee, Jae Woo, Kim, Seung-Lee, Kim, Chun-Hwey, Koch, Robert H, Lee, Chung-Uk, Kim, Ho-Il, Park, Jang-Ho

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Photometric Studies of the Near‐Contact Binary AX Draconis von Kim, Ho‐Il, Lee, Jae Woo, Kim, Chun‐Hwey, Youn, Jae‐Hyuck, Kwon, Sun‐Gil, Lee, Dong‐Ju, Koch, Robert H.

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The Penn Polarimeters von Koch, Robert H., Wolf, George W., Hull, Anthony B., Elias, Nicholas M. II, Holenstein, Bruce D., Mitchell, Richard J.

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SW Lyncis-Advances and Questions von Kim, Chun-Hwey, Kim, Ho-Il, Yoon, Tae-Seog, Han, Won-Yong, Lee, Jae-Woo, Lee, Chung-Uk, Kim, Jin-Hyung, Koch, Robert H.

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A period study and light-curve synthesis for the Algol-type semidetached binary XX Cephei von Lee, Jae Woo, Kim, Chun-Hwey, Koch, Robert H.

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Period and light variations for the cool, overcontact binary BX Pegasi von Woo Lee, Jae, Kim, Chun-Hwey, Han, Wonyong, Kim, Ho-Il, Koch, Robert H.

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A Long-term Photometric Study of the Near-contact Binary RU Ursae Minoris von Lee, Jae Woo, Kim, Chun-Hwey, Kim, Seung-Lee, Lee, Chung-Uk, Han, Wonyong, Koch, Robert H.

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Photometric Properties of the Near-Contact Binary GW Geminorum von Lee, Jae Woo, Kim, Seung-Lee, Lee, Chung-Uk, Kim, Ho-Il, Park, Jang-Ho, Park, So-Ra, Koch, Robert H.

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The Dual-Channel, Pulse-Counting Pierce-Blitzstein Photometer-The PBPHOT: Our Last Paper with Bob Koch, and Additional Technical History von Ambruster, Carol, Hull, Tony, Koch, Robert H., Mitchell, Rich, Wolf, George, Smith, Bob

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A Period Study and Light Synthesis for the W Ursae Majoris Type Binary SS Arietis von Kim, Chun-Hwey, Lee, Jae Woo, Kim, Seung-Lee, Han, Wonyong, Koch, Robert H

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THE PERIOD VARIATION OF AND A SPOT MODEL FOR THE ECLIPSING BINARY AR BOOTIS von Lee, Jae Woo, Youn, Jae-Hyuck, Lee, Chung-Uk, Kim, Seung-Lee, Koch, Robert H.

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Investigation of claims for interstellar organisms and complex organic molecules von Davies, Robert E, Delluva, Adelaide M, Koch, Robert H

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The Dual-Channel, Pulse-Counting Pierce-Blitzstein Photometer-The PBPHOT: Our Last Paper with Bob Koch, and Additional Technical History von Ambruster, Carol, Hull, Tony, Koch, Robert H, Mitchell, Rich, Wolf, George, Smith, Bob

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Introduction to stellar evolution in real time: Observing stellar evolution on human time scales von Guinan, Edward F, Koch, Robert H

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SW Lyncis-Advances and Questions von Kim, Chun-Hwey, Kim, Ho-Il, Yoon, Tae-Seog, Han, Won-Yong, Lee, Jae-Woo, Lee, Chung-Uk, Kim, Jin-Hyung, Koch, Robert H

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42. Close Binary Stars (Etoiles Binaires Serrees) von Koch, Robert H.

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ANALYSES OF PHOTOELECTRIC LIGHT CURVES OF YY-SAGITTARII von WOODWARD, EJ, KOCH, RH

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Old and new observations of V523 Saggitarii von Koch, Robert H., Woodward, Edith Jones

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The Pierce-Blitzstein Photometer von Ambruster, Carol W., Hull, Anthony B., Koch, Robert H., Mitchell, Richard J.

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Astrophysical Phenomenon: Mass Loss from Stars . Proceedings of a colloquium, Trieste, Sept. 1968. Margherita Hack, Ed. Springer-Verlag, New York; Reidel, Dordrecht, 1969. xii + 34... von Koch, Robert H.

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