The New York Times article (August 2, 2013)

The New York Times article (July 2, 2014)

The New York Times article (June 7, 2021)

The New York Times article (July 29, 2018)

The New York Times article (October 7, 2019)

The New York Times article (November 2, 2015)

The New York Times article (May 10, 2019)

The New York Times article (December 2, 2022)

The New York Times article (October 16, 2013)

The New York Times article (April 2, 2016)

The New York Times article (September 28, 2016)

The New York Times article (April 16, 2020)

The New York Times article (February 22, 2013)

The New York Times article (July 10, 2019)

obituary in the New York Times

The New York Times article (December 24, 2014)

The New York Times article (January 3, 2018)