By-elections in Singapore (English Wikipedia)

Originally the Federal Constitution Ordinance 1957 (No. 55 of 1957, Malaysia), and now the Federal Constitution (2006 Reprint, Malaysia), archived from the original on 1 December 2012.

agc.gov.sg

Constitution of the Republic of Singapore (1985 Rev. Ed., 1999 Reprint).
Parliamentary Elections Act (Cap. 218, 2011 Rev. Ed.) ("PEA"), s. 22(1).
Interpretation Act (Cap. 1, 2002 Rev. Ed.): see Vellama (C.A.), pp. 35–36, para. 83.
Political Donations Act (Cap. 236, 2001 Rev. Ed.) ("PDA"), ss. 18(1)(a), 18(2) and 18(6).

PEA, s. 27A(5). Where an act is required to be done a specified number of clear days before or after a specified date, at least that number of days must intervene between the day on which the act is done and that date: compare the Rules of Court (Cap. 322, R 5, 2014 Rev. Ed.), Order 3 rule 2(4).

Lee Foong Ming; Lynda Hong (14 July 2008), Dr Ong Chit Chung dies peacefully at home, Channel NewsAsia, archived from the original on 22 November 2008, retrieved 16 July 2008.

Vellama d/o Marie Muthu v. Attorney-General [2013] SGCA 39, [2013] 4 S.L.R. 1, Court of Appeal (Singapore) ("Vellama (C.A.)"). The abbreviation d/o means "daughter of".

Singapore (Constitution) Order in Council 1958 (S.I. 1958 No. 1956, UK), made on 21 November 1958 and in force on 28 November 1958: see Vellama (H.C.), p. 731–732, paras. 99–100. For more information on the 1958 Constitution, see Kevin Y[ew] L[ee] Tan (November 2008), "Singapore's 1958 Constitution: Fifty Fascinating Facts from Fifty Years", Singapore Law Gazette, archived from the original on 18 May 2013.

Goh Chok Tong (First Deputy Prime Minister), "Parliamentary Elections (Amendment) Bill", Singapore Parliamentary Debates, Official Report (12 January 1988), vol. 50, cols. 335.
Lee Hsien Loong (Minister for Finance), "Government of Singapore Investment Corporation (Disclosure of Annual Accounts)", Singapore Parliamentary Debates, Official Report (16 May 2001), vol. 73, col. 1671.
Lee Hsien Loong (Prime Minister), "Parliamentary Elections", Singapore Parliamentary Debates, Official Report (27 August 2008), vol. 84, cols. 3400–3401.
Thio Li-ann (Nominated Member of Parliament), "Parliamentary Elections", Singapore Parliamentary Debates, Official Report (27 August 2008), vol. 84, col. 3332.
J. B. Jeyaretnam (Non-constituency Member of Parliament), "Vacancy in Parliament", Singapore Parliamentary Debates, Official Report (6 July 1999), vol. 70, col. 1756.
Chiam See Tong (Potong Pasir SMC), "Vacancy in Parliament", Singapore Parliamentary Debates, Official Report (6 July 1999), vol. 70, cols. 1764–1765.
Wong Kan Seng (Minister for Home Affairs and Leader of the House), "Vacancy in Parliament", Singapore Parliamentary Debates, Official Report (6 July 1999), vol. 70, cols. 1781–1782.
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Vellama d/o Marie Muthu v. Attorney-General [2012] SGHC 155, [2012] 4 S.L.R. [Singapore Law Reports] 698 at 729, para. 92, High Court (Singapore), archived from the original on 24 April 2014 ("Vellama (H.C.)").

Clarissa Oon (1 August 2008), "By-election: pragmatism or principle?" (PDF), The Straits Times (reproduced on the Singapore Management University website), p. 32, archived from the original (PDF) on 4 May 2014.

Andrea Ong; Kor Kian Beng (23 February 2012), "Yaw e-mails Speaker: Not fighting expulsion: Sacked Workers' Party MP effectively gives up claim to Hougang seat", The Straits Times, p. A1; Teo Xuanwei (23 February 2012), "Yaw not appealing expulsion from WP", Today, p. 1, archived from the original on 24 February 2012.

Vellama d/o Marie Muthu v. Attorney-General [2012] SGHC 155, [2012] 4 S.L.R. [Singapore Law Reports] 698 at 729, para. 92, High Court (Singapore), archived from the original on 24 April 2014 ("Vellama (H.C.)").
Singapore (Constitution) Order in Council 1958 (S.I. 1958 No. 1956, UK), made on 21 November 1958 and in force on 28 November 1958: see Vellama (H.C.), p. 731–732, paras. 99–100. For more information on the 1958 Constitution, see Kevin Y[ew] L[ee] Tan (November 2008), "Singapore's 1958 Constitution: Fifty Fascinating Facts from Fifty Years", Singapore Law Gazette, archived from the original on 18 May 2013.
Originally the Federal Constitution Ordinance 1957 (No. 55 of 1957, Malaysia), and now the Federal Constitution (2006 Reprint, Malaysia), archived from the original on 1 December 2012.
Parliamentary By-elections Results, Elections Department, 17 November 2014, archived from the original on 10 May 2015.
Lee Foong Ming; Lynda Hong (14 July 2008), Dr Ong Chit Chung dies peacefully at home, Channel NewsAsia, archived from the original on 22 November 2008, retrieved 16 July 2008.
Clarissa Oon (1 August 2008), "By-election: pragmatism or principle?" (PDF), The Straits Times (reproduced on the Singapore Management University website), p. 32, archived from the original (PDF) on 4 May 2014.

Andrea Ong; Kor Kian Beng (23 February 2012), "Yaw e-mails Speaker: Not fighting expulsion: Sacked Workers' Party MP effectively gives up claim to Hougang seat", The Straits Times, p. A1; Teo Xuanwei (23 February 2012), "Yaw not appealing expulsion from WP", Today, p. 1, archived from the original on 24 February 2012.

[Report of the] Constitutional Commission, Singapore [chairman: Sir George Rendel], Singapore: Printed at the Government Printing Office, 1954, OCLC 63847297.