@book {1770, title = {Is Mars Habitable? A Critical Examination of Professor Percival Lowell{\textquoteright}s Book "Mars and Its Canals," With an Alternative Explanation}, year = {1907}, pages = {(i)-xii, (1)-110}, publisher = {Macmillan \& Co., Ltd.}, organization = {Macmillan \& Co., Ltd.}, address = {London}, author = {Wallace, Alfred Russel} }