amin setyo leksono, bagyo yanuwiadi, akhmad rizali, irfan mustafa, tasafima tesari, muhamad imam, anisa zairina, saiful arif abdullah.  (2025).  the effect of streptomyces fradiae strain jb-1 on bactrocera dorsalis species complex pupal development in various soil levels.  - scientific reports.  1 - 12. 

muhammad adam malik, amin setyo leksono, gunawan, saiful arif abdullah.  (2025).  ecological characterization and conservation strategy of binjai (mangifera caesia) in south kalimantan, indonesia .  - biodiversitas.  3287 - 3842. 

f. rahman, a. ismail, n.i. ab ghani, s.a. abdullah.  (2025).  pollution status of the north-central selangor coast as an important shorebirds area.  - asm science journal.  1 - 9. 

nur hairunnisa rafaai, saiful arif abdullah.  (2024).  developing a composite index of conservation value to determine the conservation status of protected areas: the case of the krau wildlife reserve and tasek bera ramsar site, peninsular malaysia.  - journal for nature conservation.  1 - 17. 

woon hang lee, saiful arif abdullah.  (2024).  using sustainability pillar indicators to evaluate the management effectiveness of three protected areas in the state of selangor, peninsular malaysia.  - journal for nature conservation.  1-11. 

amal najihah muhamad nor, nur hairunnisa rafaai, saiful arif abdullah.  (2023).  using circuit theory, connectivity analysis and least-cost path to model the potential ecological corridors of malayan tapir (tapirus indicus) at chini-bera forest complex in pahang, peninsular malaysia.  - sains malaysiana.  3329-3341. 

mohammad imam hasan reza, nur hairunnisa rafaai, saiful arif abdullah.  (2022).  application of graph-based indices to map and develop a connectivity importance index for large mammal conservation in a tropical region: a case study in selangor state, peninsular malaysia.  - ecological indicators.  1-10. 

mohamed ikhwan nasir mohamed anuar, saiful arif abdullah.  (2022).  the benefits of green infrastructure planning in addressing lost spaces underneath elevated urban highways.  - planning malaysia.  255-270. 

nur hairunnisa rafaai, saiful arif abdullah, mohammad imam hasan reza.  (2020).  identifying factors and predicting the future land-use change of protected area in the agricultural landscape of malaysian peninsula for conservation planning.  - remote sensing applications: society and environment.  1-14. 

mohamed ikhwan nasir mohamed anuar, saiful arif abdullah.  (2020).  reappropriation of elevated highway residual space through green infrastructure planning.  - planning malaysia journal.  203-219. 

woon hang lee, saiful arif abdullah.  (2019).  framework to develop a consolidated index model to evaluate the conservation effectiveness of protected areas.  - ecological indicators.  131-144. 

amal najihah muhamad nor, saiful arif abdullah.  (2019).  developing urban green space classification system using multi-criteria: the case of kuala lumpur city, malaysia.  - journal of landscape ecology.  16-36. 

lee woon hang, saiful arif abdullah, shukor md nor.  (2019).  land use and landscape pattern changes on the inside and outside of protected areas in urbanizing selangor state, peninsular malaysia.  - journal of landscape ecology.  41-63. 

mohammad imam hasan reza, saiful arif abdullah, shukor bin md. nor, mohd hasmadi ismail.  (2018).  landscape pattern and connectivity importance of protected areas in kuala lumpur conurbation for sustainable urban planning.  - international journal of conservation science.  . 

farah shafawati mohd-taib, shukor md-nor, saiful arif abdullah.  (2016).  implications of patch size and landscape matrix towards native-forest bird species in fragmented forests.  - malaysian applied biology journal.  55-63. 

abdullah s.a..  (2016).  quantifying forest fragmentation spatial process in the developing state of selangor, peninsular malaysia.  - journal of land use science.  294-309. 

s.m. mijan uddin, a.t.m. rafiqul hoque, saiful arif abdullah.  (2014).  the changing landscape of mangroves in bangladesh compared to four other countries in tropical regions.  - journal of forestry research.  25(3): 605-611. 

mohammad imam hasan reza, saiful arif abdullah, shukor md nor, mohd hasmadi ismail.  (2013).  integrating gis and expert judgment in a multi-criteria analysis to map and develop a habitat suitability index: a case study of large mammals on the malayan peninsula.  - ecological indicators.  34:149-158. 

sybil p. seitzinger, uno syedin, carole l. crumley, will steffen, saiful arif abdullah, christine alfsen, wendy j. broadgate, frank biermann, ninad r. bondre, john a. dearing, lisa deutsh, shobhak.  (2012).  planetary stewardship in an urbanizing world: beyond city limits.  - ambio.  41:787-794. 

reza, m.i.h., abdullah, s.a..  (2011).  regional index of ecological integrity: a need for sustainable management of natural resources.  - ecological indicators.  11(2):220-229.