Books:
Iambus (Singapore, 1994)
First Words (ed., Singapore, 1996)
The Enclosure of Love (Singapore, 2001)
Means To An End (Singapore, 2008)

Periodicals:

UK: Acumen, Chanticleer, Coffee House Poetry, Dream Catcher, Fabric Poems, The Journal, Lamport Court, London Magazine, London Review of Books, Madelaine, Orbis, Oxford Poetry, The Reader, Smoke, Snakeskin, Staple, Weyfarers, Zero.

Europe: Alora (Spain), Ars Interpres (Sweden), La Traductière (France), Poetry Ireland Review (Eire), Poetry Salzburg Review (Austria), The SHOp (Eire)

USA: Asheville Poetry Review, Asian Journal, Atlanta Review, Blue Moon Review, Cider Press Review, The Drunken Boat, The MAG, 91st Meridian, Santa Clara Review, The Stonefence Review, Wild Plum Poetry, Word Riot

Australia/New Zealand: Blackmail Press (NZ), Jacket (Australia), Mascara (Australia), papertiger (Australia), Stylus Poetry Journal (Australia)

Asia: Asiatic (Malaysia), Cha (Hong Kong), Poetry Billboard (Singapore), Sampark (India), Singa (Singapore), Softblow (Singapore), Straits Times Life! (Singapore), Yuan Yang (Hong Kong)

Anthology credits:
&Words, Singapore; Capsule, Singapore; Coast, Singapore; Dari Jendela Zaman Ini, Malaysia; DiVerseCity, USA; Dialogue Between Civilisations, USA; Double Skin: New Poetic Voices from Italy and Singapore, Italy/Singapore; Fifty On 50, Singapore; First Words, Singapore; From Boys to Men, Singapore; Love Gathers All, Singapore; In Our Own Words, USA; Island City, UK; Language for a New Century: Contemporary Poetry from the Middle East, Asia, and Beyond, USA; Mind The Gap, USA; No Other City, Singapore; onewinged, Singapore; Over There: Poems from Singapore and Australia; Oxford-Cambridge May Anthologies, UK; Reflecting on the Merlion, Singapore; Tumasik: Contemporary Writing From Singapore; Writing Singapore: A Historical Anthology of Singapore Literature, Singapore; Zouk: the Book, Singapore

Festivals:
Ars Interpres Poetry Festival, Sweden; Austin International Poetry Festival, USA; Edinburgh International Book Festival, UK; Festival franco-anglais de poésie, France and Australia; Kuala Lumpur International Literary Festival, Malaysia; Marché de la poésie, France; Queensland Poetry Festival, Australia; Singapore Writers' Festival, Singapore; Ubud Writers' and Readers' Festival, Indonesia; Wordfeast, Singapore (organiser); Writers' Week, Singapore

Sample links:
Ars Interpres: some poems, The Internment of Snails and intro to Singapore poetry
AsiaOne on QLRS and online literary journals
Asiatic: two poems
Blue Moon Review: Gamelan
Business Times: Undaunted S'pore Voices at Edinburgh
Cha: Poems and review of Means to an End
The Drunken Boat: Three Poems
Festival franco-anglais de poésie: Sculpture sur prose
Guardian Unlimited Books: Thinking Back
Hutt: Rain
Jacket: Interview with Bob Perelman, also here
KAOS-FM: Conversation with Leonard Schwartz, Alvin Pang and Yong Shu Hoong on Cross-Cultural Poetics (scroll to #23).
London Review of Books: Durians
Marché de la poésie listing
Mascara: Some Poems
National Book Development Council of Singapore: Profile
91st Meridian: Oil, originally here
Poetry News (Spring 2004): Poetry in Singapore
Postcolonial Web: Profile and sample poems
Prick of the Spindle: Interview
QLRS: Profile and work
Select Books: The Enclosure of Love available online
SG Ezine: When the Great Singapore Novel?
Softblow: Four Poems
Staple: Disclaimer
Stylus Poetry Journal: Swear Words, Before the Flight, and a review of Means to an End
Time Based Media: Film of Station Lights
Tidskrift: Rich Fare From Unexpected Places and event listing in Swedish
Verbosity: Statement Against the Invasion of Iraq