Instalação retificação e determinação das constantes da luneta meridiana Askania
Subtitle: Ap. 70, n⁰ 530004, do Observatório Nacional.
Series: Publicações do Serviço Astronômico ;; 15
Published: 1961
Place of publication: Rio de Janeiro
Language: por
Number of pages: 19
Subjects: Observatório Nacional (Brazil); Transit-circle.
Notes: Bibliography: p. 19.
Abstract in English.