by Clyde, William C., Ramezani, Jahandar, Johnson, Kirk R., Bowring, Samuel A., Jones, Matthew M.
Published in Earth and planetary science letters (15.10.2016)

by DiEuliis, Diane, Johnson, Kirk R, Morse, Stephen S, Schindel, David E
Published in Proceedings of the National Academy of Sciences - PNAS (05.01.2016)

by Schulte, Peter, Alegret, Laia, Arenillas, Ignacio, Arz, José A, Barton, Penny J, Bown, Paul R, Bralower, Timothy J, Christeson, Gail L, Claeys, Philippe, Cockell, Charles S, Collins, Gareth S, Deutsch, Alexander, Goldin, Tamara J, Goto, Kazuhisa, Grajales-Nishimura, José M, Grieve, Richard A.F, Gulick, Sean P.S, Johnson, Kirk R, Kiessling, Wolfgang, Koeberl, Christian, Kring, David A, MacLeod, Kenneth G, Matsui, Takafumi, Melosh, Jay, Montanari, Alessandro, Morgan, Joanna V, Neal, Clive R, Nichols, Douglas J, Norris, Richard D, Pierazzo, Elisabetta, Ravizza, Greg, Rebolledo-Vieyra, Mario, Reimold, Wolf Uwe, Robin, Eric, Salge, Tobias, Speijer, Robert P, Sweet, Arthur R, Urrutia-Fucugauchi, Jaime, Vajda, Vivi, Whalen, Michael T, Willumsen, Pi S
Published in Science (American Association for the Advancement of Science) (05.03.2010)

by Nichols, Douglas J, Johnson, Kirk R
Year of Publication 2008

by Donovan, Michael P, Wilf, Peter, Labandeira, Conrad C, Johnson, Kirk R, Peppe, Daniel J
Published in PloS one (24.07.2014)

by Peppe, Daniel J, Royer, Dana L, Cariglino, Bárbara, Oliver, Sofia Y, Newman, Sharon, Leight, Elias, Enikolopov, Grisha, Fernandez-Burgos, Margo, Herrera, Fabiany, Adams, Jonathan M, Correa, Edwin, Currano, Ellen D, Erickson, J. Mark, Hinojosa, Luis Felipe, Hoganson, John W, Iglesias, Ari, Jaramillo, Carlos A, Johnson, Kirk R, Jordan, Gregory J, Kraft, Nathan J.B, Lovelock, Elizabeth C, Lusk, Christopher H, Niinemets, Ülo, Peñuelas, Josep, Rapson, Gillian, Wing, Scott L, Wright, Ian J
Published in The New phytologist (01.05.2011)

by Maccracken, S Augusta, Miller, Ian M, Johnson, Kirk R, Sertich, Joseph M, Labandeira, Conrad C
Published in PloS one (01.01.2022)

by Gandolfo, María A, Hermsen, Elizabeth J, Zamaloa, María C, Nixon, Kevin C, González, Cynthia C, Wilf, Peter, Cúneo, N Rubén, Johnson, Kirk R
Published in PloS one (28.06.2011)

by Blonder, Benjamin, Royer, Dana L, Johnson, Kirk R, Miller, Ian, Enquist, Brian J
Published in PLoS biology (01.09.2014)

by Maccracken, S Augusta, Miller, Ian M, Johnson, Kirk R, Sertich, Joseph J W, Labandeira, Conrad C
Published in PloS one (2022)

by Burnham, Robyn J., Johnson, Kirk R.
Published in Philosophical transactions of the Royal Society of London. Series B. Biological sciences (29.10.2004)

by Butrim, Matthew J., Royer, Dana L., Miller, Ian M., Dechesne, Marieke, Neu-Yagle, Nicole, Lyson, Tyler R., Johnson, Kirk R., Barclay, Richard S.
Published in Frontiers in plant science (16.06.2022)

by Wilf, Peter, Labandeira, Conrad C, Johnson, Kirk R, Ellis, Beth
Published in Science (American Association for the Advancement of Science) (25.08.2006)

by Wilf, Peter, Johnson, Kirk R, Cúneo, N Rubén, Smith, M Elliot, Singer, Bradley S, Gandolfo, Maria A
Published in The American naturalist (01.06.2005)

by Wilf, Peter, Johnson, Kirk R., Huber, Brian T.
Published in Proceedings of the National Academy of Sciences - PNAS (21.01.2003)

by Labandeira, Conrad C., Johnson, Kirk R., Wilf, Peter
Published in Proceedings of the National Academy of Sciences - PNAS (19.02.2002)

by Wilf, Peter, Wing, Scott L, Meyer, Herbert W, Rose, Jacob A, Saha, Rohit, Serre, Thomas, Cúneo, N Rubén, Donovan, Michael P, Erwin, Diane M, Gandolfo, María A, González-Akre, Erika, Herrera, Fabiany, Hu, Shusheng, Iglesias, Ari, Johnson, Kirk R, Karim, Talia S, Zou, Xiaoyu
Published in PhytoKeys (16.12.2021)

by Wilf, P, Labandeira, C.C, Johnson, K.R, Cuneo, N.R
Published in Proceedings of the National Academy of Sciences - PNAS (21.06.2005)

by Johnson, Kirk R.
Published in Journal of paleontology (01.09.2020)

by Wilf, Peter, Labandeira, Conrad C., Johnson, Kirk R., Coley, Phyllis D., Cutter, Asher D.
Published in Proceedings of the National Academy of Sciences - PNAS (22.05.2001)