http://id.wikipedia.org/wiki/Bulan#Struktur_dalam

http://id.wikipedia.org/wiki/Asal_mula_Bulan

https://zainabzilullah.wordpress.com/2013/02/15/mengapa-bulan-seperti-gurun-pasir/

http://aida-rahmany.blogspot.com/2011/07/mengapa-permukaaan-bulan-berlubang.html

http://putriwpesat.blogspot.com/2012/05/mengapa-permukaan-bulan-berlubang.html

http://id.wikipedia.org/wiki/Sisi_jauh_Bulan

http://id.wikipedia.org/wiki/Sisi_dekat_Bulan

http://id.wikipedia.org/w/index.php?title=Rotasi_sinkron&redirect=no

http://id.wikipedia.org/wiki/Daftar_satelit_alami

http://id.wikipedia.org/wiki/Satelit_alami

http://ipa-smk.blogspot.com/2012/08/rotasi-dan-revolusi-bulan.html

http://id.wikipedia.org/wiki/Fase_bulan

http://id.wikipedia.org/wiki/Umbra

http://id.wikipedia.org/wiki/Gerhana_bulan

http://id.wikipedia.org/wiki/Penumbra

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