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Are you Gustavo E. Romero, author of the books below?
La naturaleza del tiempo by Gustavo E. Romero Scientific Philosophy by Romero Introduction to Black Hole Astrophysics by Gustavo E. Romero Scientific Philosophy by Gustavo E. Romero Jets at All Scales (IAU S275) by Gustavo E. Romero ES POSIBLE VIAJAR EN EL TIEMPO? by Gustavo E. Romero Contemporary Materialism by Gustavo E. Romero Multiwavelength Approach to Unidentified Gamma-Ray Sources by K.S. Cheng Cosmic Gamma-Ray Sources by K.S. Cheng Multiwavelength Approach to Unidentified Gamma-Ray Sources by K.S. Cheng


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